{"title":"MHD Tuning","description":null,"products":[{"product_id":"mhd-super-licence-bmw-s58","title":"MHD Super Licence for BMW S58 - Professionally Installed","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eUnlock the full performance potential of your BMW S58-powered vehicle with the MHD Super Licence, professionally installed by Gridline Custom Motorsports. Designed specifically for the latest generation of BMW M vehicles, MHD delivers industry-leading ECU flash tuning while maintaining OEM safety strategies, factory drivability and advanced engine protection.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eUnlike piggyback tuning systems, MHD performs a complete recalibration of the factory DME, providing increased power, sharper throttle response and advanced tuning capabilities while retaining the factory safeguards engineered by BMW.\u003c\/p\u003e\n\u003cp\u003eWhether you're running a completely stock vehicle or a fully built S58, the MHD Super Licence gives you complete control over your tune with professional-grade flashing, monitoring, data logging and MHD+ performance features.\u003c\/p\u003e\n\u003cp\u003eAt Gridline Custom Motorsports, every MHD licence is professionally supplied and configured by experienced BMW performance specialists, ensuring your vehicle is set up correctly and ready to perform safely.\u003c\/p\u003e\n\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003eWhy Choose the MHD Super Licence?\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003eThe MHD Super Licence combines every available MHD software package into one comprehensive solution, giving you complete control over your vehicle's tuning and monitoring.\u003c\/p\u003e\n\u003cp\u003eIncluded with the Super Licence:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMHD Flasher Licence\u003c\/li\u003e\n\u003cli\u003eMHD Monitor Licence\u003c\/li\u003e\n\u003cli\u003eAll MHD Off-The-Shelf (OTS) Performance Maps\u003c\/li\u003e\n\u003cli\u003eFull MHD+ Performance Features\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003eMHD Flasher Licence\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003eThe Flasher Licence allows your BMW S58 to be programmed using:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMHD OTS Performance Maps\u003c\/li\u003e\n\u003cli\u003eCustom Dyno Tunes\u003c\/li\u003e\n\u003cli\u003eJB4 Backend Maps\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eStandard Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIndustry-leading flash times\u003c\/li\u003e\n\u003cli\u003eApproximately 3.5-minute initial flash\u003c\/li\u003e\n\u003cli\u003eApproximately 20-second map switching\u003c\/li\u003e\n\u003cli\u003eReturn your vehicle to the factory calibration at any time\u003c\/li\u003e\n\u003cli\u003eRead and clear diagnostic fault codes\u003c\/li\u003e\n\u003cli\u003eReset engine adaptations\u003c\/li\u003e\n\u003cli\u003eStage 0 (Factory) calibration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFlash Options\u003c\/h3\u003e\n\u003cp\u003ePersonalise your driving experience with configurable features including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAdjustable exhaust burble\u003c\/li\u003e\n\u003cli\u003eCold start noise reduction\u003c\/li\u003e\n\u003cli\u003eExhaust flap control\u003c\/li\u003e\n\u003cli\u003eShift Brap (G8x models)\u003c\/li\u003e\n\u003cli\u003eTop speed limiter removal\u003c\/li\u003e\n\u003cli\u003eAdditional configurable performance features\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003eMHD+ Advanced Features\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003eThe MHD Super Licence unlocks a range of exclusive performance technologies developed specifically for high-performance BMW applications.\u003c\/p\u003e\n\u003ch1\u003eOn-the-Fly Map Switching\u003c\/h1\u003e\n\u003cp\u003eStore up to four individual map configurations and instantly switch between them for different fuel types or driving conditions.\u003c\/p\u003e\n\u003cp\u003eIdeal for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePump fuel\u003c\/li\u003e\n\u003cli\u003eEthanol blends\u003c\/li\u003e\n\u003cli\u003eReduced power valet mode\u003c\/li\u003e\n\u003cli\u003eDaily driving\u003c\/li\u003e\n\u003cli\u003eTrack days\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eAnti-Lag\u003c\/h1\u003e\n\u003cp\u003eGenerate boost pressure while stationary for improved launch performance. Built-in safety strategies protect the engine by monitoring coolant temperature, operating time and system cooldown periods.\u003c\/p\u003e\n\u003ch1\u003eAdjustable Burble Settings\u003c\/h1\u003e\n\u003cp\u003eConfigure different exhaust burble settings for each individual map profile.\u003c\/p\u003e\n\u003ch1\u003eLive Exhaust Valve Control\u003c\/h1\u003e\n\u003cp\u003eChoose between:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAlways Open\u003c\/li\u003e\n\u003cli\u003eAlways Closed\u003c\/li\u003e\n\u003cli\u003eOEM Factory Operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eEthanol Content Display\u003c\/h1\u003e\n\u003cp\u003eView live ethanol content when used with a compatible ethanol content sensor.\u003c\/p\u003e\n\u003ch1\u003eAdvanced Motiv ReFlex Integration\u003c\/h1\u003e\n\u003cp\u003eComplete CANBUS integration provides advanced custom tuning capabilities including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePort Injection Control\u003c\/li\u003e\n\u003cli\u003eExternal Wastegate Control\u003c\/li\u003e\n\u003cli\u003eAdditional Fuel Pump Control\u003c\/li\u003e\n\u003cli\u003eNitrous Control\u003c\/li\u003e\n\u003cli\u003eAdvanced Engine Safety Strategies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eAdditional MHD+ Features\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003eCold Start Control\u003c\/li\u003e\n\u003cli\u003eNo Lift Shift (Manual Vehicles)\u003c\/li\u003e\n\u003cli\u003eCustom TCU Limiter Removal\u003c\/li\u003e\n\u003cli\u003eKnockCEL Warning System\u003c\/li\u003e\n\u003cli\u003eMHD MaxCool Cooling Strategy\u003c\/li\u003e\n\u003cli\u003eReal-Time Live Tuning (Supported Custom Tunes)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003eMHD Monitor Licence\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003eThe MHD Monitor Licence transforms your mobile device into a professional diagnostic and data logging tool.\u003c\/p\u003e\n\u003cp\u003eFeatures include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUp to 8 fully customisable gauges\u003c\/li\u003e\n\u003cli\u003eOver 50 live engine parameters\u003c\/li\u003e\n\u003cli\u003eHigh-speed data logging\u003c\/li\u003e\n\u003cli\u003eCSV export for tuner analysis\u003c\/li\u003e\n\u003cli\u003eBuilt-in log viewer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eMonitor important engine parameters including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBoost Pressure\u003c\/li\u003e\n\u003cli\u003eBoost Target\u003c\/li\u003e\n\u003cli\u003eLambda \/ AFR\u003c\/li\u003e\n\u003cli\u003eIntake Air Temperature (IAT)\u003c\/li\u003e\n\u003cli\u003eIgnition Timing\u003c\/li\u003e\n\u003cli\u003eCoolant Temperature\u003c\/li\u003e\n\u003cli\u003eOil Temperature\u003c\/li\u003e\n\u003cli\u003eOil Pressure\u003c\/li\u003e\n\u003cli\u003eHigh Pressure Fuel Pressure\u003c\/li\u003e\n\u003cli\u003eTransmission Temperature\u003c\/li\u003e\n\u003cli\u003eRPM\u003c\/li\u003e\n\u003cli\u003eVehicle Speed\u003c\/li\u003e\n\u003cli\u003eWastegate Duty Cycle\u003c\/li\u003e\n\u003cli\u003eExhaust Gas Temperature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eS58-equipped vehicles also benefit from advanced \u003cstrong\u003e8HP transmission logging\u003c\/strong\u003e, allowing detailed monitoring of clutch performance, transmission slip, torque converter operation and other critical drivetrain data.\u003c\/p\u003e\n\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003eIncluded MHD OTS Performance Maps\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003eEvery Super Licence includes access to the complete range of professionally developed MHD Off-The-Shelf (OTS) calibrations.\u003c\/p\u003e\n\u003ch3\u003eStage 1\u003c\/h3\u003e\n\u003cp\u003eDesigned for completely stock vehicles.\u003c\/p\u003e\n\u003cp\u003eCompatible with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e91 Octane\u003c\/li\u003e\n\u003cli\u003e93 Octane\u003c\/li\u003e\n\u003cli\u003e95 \/ 102 RON\u003c\/li\u003e\n\u003cli\u003eE40 Blends\u003c\/li\u003e\n\u003cli\u003eFull E85 (where supported)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePerformance:\u003c\/strong\u003e Up to approximately \u003cstrong\u003e700 HP\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 class=\"PDq2pG_selectionAnchorContainer\"\u003eStage 2\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp\u003eDesigned for vehicles fitted with supporting bolt-on performance modifications.\u003c\/p\u003e\n\u003cp\u003eCompatible with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e91 Octane\u003c\/li\u003e\n\u003cli\u003e93 Octane\u003c\/li\u003e\n\u003cli\u003e95 \/ 102 RON\u003c\/li\u003e\n\u003cli\u003eE40 Blends\u003c\/li\u003e\n\u003cli\u003eFull E85\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePerformance:\u003c\/strong\u003e Up to \u003cstrong\u003e800+ HP\u003c\/strong\u003e (Supporting hardware required)\u003c\/p\u003e\n\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003eSupported BMW Models\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003eCompatible with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBMW M2 G87\u003c\/li\u003e\n\u003cli\u003eBMW M3 G80\u003c\/li\u003e\n\u003cli\u003eBMW M3 Touring G81\u003c\/li\u003e\n\u003cli\u003eBMW M4 G82\u003c\/li\u003e\n\u003cli\u003eBMW M4 Convertible G83\u003c\/li\u003e\n\u003cli\u003eBMW X3M F97\u003c\/li\u003e\n\u003cli\u003eBMW X4M F98\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003eDME Unlock Requirements\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003eMany late-model BMW vehicles require a DME (ECU) unlock before OBD flash tuning can be performed.\u003c\/p\u003e\n\u003cp\u003eIf your vehicle requires unlocking, Gridline Custom Motorsports offers a same-day ECU unlock service for eligible vehicles, allowing you to get back on the road and enjoying your new tune with minimal downtime.\u003c\/p\u003e\n\u003cp\u003eOur experienced team can:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVerify whether your vehicle requires a DME unlock\u003c\/li\u003e\n\u003cli\u003eComplete a same-day ECU unlock (subject to eligibility and availability)\u003c\/li\u003e\n\u003cli\u003eSupply and professionally install your MHD licence\u003c\/li\u003e\n\u003cli\u003eConfigure your vehicle for optimal performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eContact Gridline Custom Motorsports today to discuss your vehicle, check availability, or obtain a quote for our ECU unlock service. Alternatively, you can view our ECU Unlock product page for current pricing and additional information.\u003c\/p\u003e\n\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003eProfessional Supply \u0026amp; Installation by Gridline Custom Motorsports\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003eUnlike purchasing an MHD licence online and attempting installation yourself, Gridline Custom Motorsports provides professional supply, setup and installation by experienced BMW tuning specialists.\u003c\/p\u003e\n\u003cp\u003eOur team can:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVerify vehicle compatibility\u003c\/li\u003e\n\u003cli\u003eConfirm DME unlock requirements\u003c\/li\u003e\n\u003cli\u003eSupply genuine MHD licences\u003c\/li\u003e\n\u003cli\u003eInstall and configure your chosen tune\u003c\/li\u003e\n\u003cli\u003eEnsure the software is correctly loaded\u003c\/li\u003e\n\u003cli\u003eProvide technical support and ongoing advice\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOur goal is to ensure your BMW performs exactly as intended while maintaining the highest standards of reliability and drivability.\u003c\/p\u003e\n\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003eWhy Choose Gridline Custom Motorsports?\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003eWhen you purchase your MHD Super Licence through Gridline Custom Motorsports, you're backed by genuine BMW performance specialists who understand the S58 platform.\u003c\/p\u003e\n\u003cp\u003e✔ Genuine MHD Software Licence\u003cbr\u003e✔ Professional Installation \u0026amp; Configuration\u003cbr\u003e✔ BMW Performance Specialists\u003cbr\u003e✔ Technical Support Before \u0026amp; After Installation\u003cbr\u003e✔ Assistance with DME Unlock Requirements\u003cbr\u003e✔ Performance Advice Tailored to Your Build\u003cbr\u003e✔ Australian-Based Support\u003c\/p\u003e\n\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003eDisclaimer\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003ePerformance tuning is intended for off-road, motorsport or track use where permitted by law. Power figures quoted are estimates and may vary depending on vehicle condition, supporting modifications, fuel quality and environmental conditions.\u003c\/p\u003e\n\u003cp\u003eSome vehicles require a DME unlock prior to flashing. Please contact Gridline Custom Motorsports before purchasing if you are unsure of your vehicle's compatibility.\u003c\/p\u003e","brand":"MHD Tuning","offers":[{"title":"Default Title","offer_id":46849538162886,"sku":"MHDS58","price":949.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/4627\/7830\/files\/ChatGPT_Image_Aug_5_2026_11_25_51_AM.png?v=1785893177"},{"product_id":"mhd-super-licence-bmw-s55-m2c-m3-m4","title":"MHD Super Licence for BMW S55 - Professionally Installed","description":"\u003cp class=\"p1\"\u003eUnlock the performance potential of your BMW S55-powered M vehicle with the \u003cspan class=\"s1\"\u003e\u003cb\u003eMHD Super Licence\u003c\/b\u003e\u003c\/span\u003e, professionally supplied and configured by Gridline Custom Motorsports.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eDeveloped specifically for BMW’s turbocharged M platforms, MHD provides comprehensive DME flash tuning with increased performance, enhanced throttle response, advanced monitoring and extensive calibration options while retaining the factory ECU’s underlying safety and protection strategies.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eUnlike piggyback tuning systems, MHD recalibrates the factory DME directly, allowing the engine management system itself to control the requested performance changes.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eWhether your S55 is completely stock, running common bolt-on modifications or has progressed to a more extensively modified setup, the MHD Super Licence provides the software platform required for OTS maps, custom tuning, monitoring, data logging and supported MHD+ features.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eAt Gridline Custom Motorsports, every MHD licence is professionally supplied and configured for your vehicle, ensuring the software and calibration are set up correctly for your BMW.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eWhy Choose the MHD Super Licence?\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eThe \u003cspan class=\"s1\"\u003e\u003cb\u003eMHD Super Licence\u003c\/b\u003e\u003c\/span\u003e combines MHD’s primary tuning packages into one comprehensive package.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e\u003cb\u003eIncluded with the Super Licence:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMHD Flasher Licence\u003c\/li\u003e\n\u003cli\u003eMHD Monitor Licence\u003c\/li\u003e\n\u003cli\u003eMHD Off-The-Shelf Performance Maps\u003c\/li\u003e\n\u003cli\u003eSupported MHD+ Performance Features\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eMHD Flasher Licence\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p4\"\u003eThe Flasher Licence allows the factory BMW DME to be programmed with supported calibrations including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMHD OTS Performance Maps\u003c\/li\u003e\n\u003cli\u003eCustom Tunes\u003c\/li\u003e\n\u003cli\u003eSupported backend\/custom calibrations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eStandard Features\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFast OBD flashing\u003c\/li\u003e\n\u003cli\u003eSwitch between supported calibrations\u003c\/li\u003e\n\u003cli\u003eReturn the vehicle to a stock calibration\u003c\/li\u003e\n\u003cli\u003eRead and clear diagnostic fault codes\u003c\/li\u003e\n\u003cli\u003eReset supported engine adaptations\u003c\/li\u003e\n\u003cli\u003eStage 0 \/ stock-style calibration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eFlash Options\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p4\"\u003eDepending on the vehicle and calibration, configurable options can include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAdjustable exhaust burble\u003c\/li\u003e\n\u003cli\u003eCold-start noise reduction\u003c\/li\u003e\n\u003cli\u003eExhaust flap control\u003c\/li\u003e\n\u003cli\u003eTop-speed limiter removal\u003c\/li\u003e\n\u003cli\u003eAdditional configurable performance options\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eMHD+ Advanced Features\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eSupported S55 applications can take advantage of MHD+ functionality designed to provide greater control over the vehicle and calibration.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eOn-the-Fly Map Switching\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eStore multiple map configurations and switch between supported maps without having to perform a complete reflash each time.\u003c\/p\u003e\n\u003cp class=\"p4\"\u003eThis can be particularly useful for vehicles operating with different:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFuel grades\u003c\/li\u003e\n\u003cli\u003eEthanol blends\u003c\/li\u003e\n\u003cli\u003ePower levels\u003c\/li\u003e\n\u003cli\u003eDaily-driving settings\u003c\/li\u003e\n\u003cli\u003eTrack configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eAdjustable Burble Settings\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eConfigure exhaust overrun characteristics to suit the vehicle, exhaust system and selected calibration.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eLive Exhaust Valve Control\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eSupported vehicles can provide control over exhaust-valve behaviour, allowing different configurations depending on the tune and vehicle.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eEthanol Content Monitoring\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eWhen combined with compatible ethanol-content hardware and an appropriate calibration, MHD can provide ethanol-content information for vehicles running ethanol-blended fuels.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eAdditional MHD+ Functionality\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eDepending on vehicle, software version and calibration, MHD+ can support additional performance and safety functionality for highly modified applications.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eSpecific functionality should be confirmed for your vehicle and intended setup before purchase.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eMHD Monitor Licence\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eThe MHD Monitor Licence turns your compatible mobile device into a powerful BMW diagnostic and data-logging tool.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eFeatures Include\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCustomisable live gauges\u003c\/li\u003e\n\u003cli\u003eExtensive live engine parameters\u003c\/li\u003e\n\u003cli\u003eHigh-speed data logging\u003c\/li\u003e\n\u003cli\u003eCSV log export for tuner analysis\u003c\/li\u003e\n\u003cli\u003eBuilt-in log viewing\u003c\/li\u003e\n\u003cli\u003eDiagnostic fault-code functionality\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p4\"\u003eMonitor critical engine parameters such as:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBoost pressure\u003c\/li\u003e\n\u003cli\u003eBoost target\u003c\/li\u003e\n\u003cli\u003eLambda \/ AFR\u003c\/li\u003e\n\u003cli\u003eIntake-air temperature\u003c\/li\u003e\n\u003cli\u003eIgnition timing\u003c\/li\u003e\n\u003cli\u003eCoolant temperature\u003c\/li\u003e\n\u003cli\u003eOil temperature\u003c\/li\u003e\n\u003cli\u003eFuel pressure\u003c\/li\u003e\n\u003cli\u003eRPM\u003c\/li\u003e\n\u003cli\u003eVehicle speed\u003c\/li\u003e\n\u003cli\u003eWastegate duty cycle\u003c\/li\u003e\n\u003cli\u003eAdditional supported DME parameters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003eData logging is particularly important on modified S55 vehicles, allowing the calibration and engine operation to be evaluated under real-world load.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eIncluded MHD OTS Performance Maps\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eThe MHD Super Licence provides access to supported MHD Off-The-Shelf calibrations for the S55 platform.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eStage 1\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eDesigned primarily for vehicles with stock or near-stock hardware.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eAvailable calibrations vary depending on vehicle, fuel quality and software support.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eStage 1 provides increased boost, torque and power while retaining a setup suitable for vehicles that have not yet received the supporting hardware generally associated with Stage 2.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eStage 2\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eDesigned for modified S55 vehicles with the appropriate supporting hardware.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eStage 2 calibrations provide increased performance for vehicles equipped with suitable airflow, exhaust and supporting modifications.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe correct calibration must always be selected according to the vehicle’s fuel, hardware and mechanical condition.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eSupported BMW S55 Models\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p4\"\u003eCompatible applications include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eBMW F87 M2 Competition\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eBMW F87 M2 CS\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eBMW F80 M3\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eBMW F82 M4\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eBMW F83 M4 Convertible\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003eCompatibility can vary according to production date, DME software and vehicle configuration.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eDME Unlock Requirements\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eDepending on the vehicle’s DME software and previous BMW software updates, an unlock may be required before MHD flashing can be performed.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eGridline Custom Motorsports can verify the vehicle’s requirements before tuning and advise on the appropriate process.\u003c\/p\u003e\n\u003cp class=\"p4\"\u003eOur team can:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVerify vehicle compatibility\u003c\/li\u003e\n\u003cli\u003eCheck DME flashing\/unlock requirements\u003c\/li\u003e\n\u003cli\u003eSupply the genuine MHD licence\u003c\/li\u003e\n\u003cli\u003eInstall and configure the selected calibration\u003c\/li\u003e\n\u003cli\u003eConfigure supported MHD features\u003c\/li\u003e\n\u003cli\u003eProvide ongoing tuning and technical support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003eContact Gridline Custom Motorsports before purchasing if you’re unsure about your vehicle’s DME or tuning requirements.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eProfessional Supply \u0026amp; Installation by Gridline Custom Motorsports\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eRather than simply purchasing the software and configuring the vehicle yourself, Gridline Custom Motorsports provides professional supply, setup and installation for your BMW.\u003c\/p\u003e\n\u003cp class=\"p4\"\u003eOur team can:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVerify vehicle compatibility\u003c\/li\u003e\n\u003cli\u003eConfirm DME requirements\u003c\/li\u003e\n\u003cli\u003eSupply genuine MHD software licences\u003c\/li\u003e\n\u003cli\u003eInstall and configure the appropriate tune\u003c\/li\u003e\n\u003cli\u003eConfigure supported flash options\u003c\/li\u003e\n\u003cli\u003eCheck the software has been correctly installed\u003c\/li\u003e\n\u003cli\u003eProvide technical support and ongoing advice\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003eThe objective is a properly configured vehicle matched to its hardware, fuel and intended use.\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eWhy Choose Gridline Custom Motorsports?\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eWhen purchasing your MHD Super Licence through Gridline Custom Motorsports, you’re supported by an Australian performance parts and tuning company with a strong focus on BMW M and European performance vehicles.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e✔ Genuine MHD Software Licence\u003cbr\u003e✔ Professional Installation \u0026amp; Configuration\u003cbr\u003e✔ BMW M Performance Specialists\u003cbr\u003e✔ Technical Support Before \u0026amp; After Installation\u003cbr\u003e✔ DME Compatibility Assistance\u003cbr\u003e✔ Performance Advice Tailored to Your Build\u003cbr\u003e✔ Australian-Based Support\u003c\/p\u003e\n\u003ch2\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eDisclaimer\u003c\/b\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003ePerformance tuning is intended for off-road, motorsport or track use where permitted by law. Performance gains vary depending on vehicle condition, supporting modifications, fuel quality, calibration and environmental conditions.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eSome vehicles may require additional DME preparation or unlocking before flashing. Please contact Gridline Custom Motorsports before purchasing if you are unsure about compatibility.\u003c\/p\u003e","brand":"MHD Tuning","offers":[{"title":"Default Title","offer_id":47149074481350,"sku":"MHDS55","price":949.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/4627\/7830\/files\/MHD_Super_License_2048x_aaa14a8a-7a76-41a4-8934-f2096113eac2.webp?v=1785891432"},{"product_id":"bmw-s58-ecu-unlock-stage-1","title":"BMW S58 ECU Unlock + MHD Stage 1 Performance Package","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eFrom factory-locked to Stage 1 — one complete S58 performance package.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eUnlock the performance potential of your BMW S58 with the Gridline Custom Motorsports S58 ECU Unlock + MHD Stage 1 Performance Package.\u003c\/p\u003e\n\u003cp\u003eDeveloped for BMW's latest generation of S58-powered M vehicles, this complete package combines our Same-Day In-House ECU Unlock Service, a genuine MHD Super Licence, and professional MHD Stage 1 performance tuning and setup into one complete solution.\u003c\/p\u003e\n\u003cp\u003eMany late-model S58-powered BMWs are equipped with factory DME software protection that prevents conventional OBD flash tuning. Gridline removes these restrictions in-house at our Gold Coast workshop, before professionally installing and configuring the MHD tuning platform and the appropriate Stage 1 OTS performance map for your vehicle.\u003c\/p\u003e\n\u003cp\u003eThe result is a properly integrated performance package designed to deliver increased power and torque, sharper throttle response, stronger acceleration and improved overall performance, while retaining the sophisticated factory safety strategies and engine protection built into the BMW S58 platform.\u003c\/p\u003e\n\u003cp\u003eNo overseas ECU shipping.\u003cbr\u003eNo third-party ECU handling.\u003cbr\u003eNo separate tuning licence to organise.\u003cbr\u003eOne workshop. One complete S58 performance solution\u003cstrong\u003e.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch1\u003eWhat's Included\u003c\/h1\u003e\n\u003cp\u003eEvery S58 ECU Unlock + MHD Stage 1 Performance Package includes:\u003c\/p\u003e\n\u003cp\u003e✓ Gridline Customs Same-Day S58 ECU Unlock\u003c\/p\u003e\n\u003cp\u003e✓ ECU Removal \u0026amp; Reinstallation\u003c\/p\u003e\n\u003cp\u003e✓ Genuine MHD Super Licence\u003c\/p\u003e\n\u003cp\u003e✓ MHD Stage 1 OTS Performance Map\u003c\/p\u003e\n\u003cp\u003e✓ Professional MHD Installation \u0026amp; Configuration\u003c\/p\u003e\n\u003cp\u003e✓ Vehicle Compatibility \u0026amp; DME Assessment\u003c\/p\u003e\n\u003cp\u003e✓ Final Vehicle System Checks\u003c\/p\u003e\n\u003cp\u003e✓ Technical Support \u0026amp; Performance Advice\u003c\/p\u003e\n\u003cp\u003eFrom the moment your BMW arrives at Gridline, the entire process is professionally managed by our team.\u003c\/p\u003e\n\u003ch1\u003eGridline Same-Day S58 ECU Unlock\u003c\/h1\u003e\n\u003cp\u003eModern BMW S58 DMEs feature factory software protection that must be removed before OBD flash tuning can be performed.\u003c\/p\u003e\n\u003cp\u003eUnlike services that require your ECU to be shipped overseas or handled by external providers, Gridline Custom Motorsports performs the ECU unlock completely in-house at our Gold Coast workshop.\u003c\/p\u003e\n\u003cp\u003eOur technicians remove the ECU, complete the professional unlock procedure, reinstall the ECU and perform the necessary system checks before moving directly into the MHD tuning process.\u003c\/p\u003e\n\u003cp\u003eFor most eligible vehicles, the entire process can be completed on the same day, subject to vehicle compatibility and booking availability.\u003c\/p\u003e\n\u003ch1\u003eGenuine MHD Super Licence\u003c\/h1\u003e\n\u003cp\u003eYour package includes a genuine MHD Super Licence, providing access to MHD's complete S58 tuning ecosystem.\u003c\/p\u003e\n\u003cp\u003eThe MHD Super Licence combines:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMHD Flasher Licence\u003c\/li\u003e\n\u003cli\u003eMHD Monitor Licence\u003c\/li\u003e\n\u003cli\u003eMHD Off-The-Shelf Performance Maps\u003c\/li\u003e\n\u003cli\u003eMHD+ Performance Features\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBeyond your initial Stage 1 setup, the MHD platform provides the foundation for future performance upgrades and more advanced tuning configurations as your vehicle evolves.\u003c\/p\u003e\n\u003cp\u003eDepending on vehicle configuration and supporting hardware, MHD features can include map switching, data logging, live engine monitoring, configurable exhaust settings, ethanol integration and other advanced performance functions.\u003c\/p\u003e\n\u003ch1\u003eMHD Stage 1 Performance Tuning\u003c\/h1\u003e\n\u003cp\u003eThe BMW S58 responds exceptionally well to performance calibration.\u003c\/p\u003e\n\u003cp\u003eYour package includes professional installation and configuration of the appropriate MHD Stage 1 OTS Performance Map for your vehicle and fuel configuration.\u003c\/p\u003e\n\u003cp\u003eStage 1 is designed for vehicles running factory or otherwise compatible hardware and can provide significant improvements in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePower delivery\u003c\/li\u003e\n\u003cli\u003eTorque\u003c\/li\u003e\n\u003cli\u003eThrottle response\u003c\/li\u003e\n\u003cli\u003eMid-range performance\u003c\/li\u003e\n\u003cli\u003eAcceleration\u003c\/li\u003e\n\u003cli\u003eOverall engine response and drivability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe appropriate calibration will be selected according to your individual vehicle, available fuel and configuration.\u003c\/p\u003e\n\u003cp\u003ePerformance gains vary between vehicles, models, fuel types, software versions and operating conditions. Individual power and torque figures are not guaranteed unless specifically quoted for your vehicle.\u003c\/p\u003e\n\u003ch1\u003eSupported BMW S58 Models\u003c\/h1\u003e\n\u003cp\u003eThis performance package is available for eligible S58-powered BMW M vehicles, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBMW G87 M2\u003c\/li\u003e\n\u003cli\u003eBMW G80 M3\u003c\/li\u003e\n\u003cli\u003eBMW G81 M3 Touring\u003c\/li\u003e\n\u003cli\u003eBMW G82 M4\u003c\/li\u003e\n\u003cli\u003eBMW G83 M4 Convertible\u003c\/li\u003e\n\u003cli\u003eBMW F97 X3 M\u003c\/li\u003e\n\u003cli\u003eBMW F98 X4 M\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOther S58-powered BMW variants may also be supported.\u003c\/p\u003e\n\u003cp\u003eNot sure whether your BMW is compatible?\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eContact the Gridline team before purchasing and we'll confirm compatibility for your vehicle.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch1 class=\"PDq2pG_selectionAnchorContainer\"\u003eCS \u0026amp; CSL Models\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003cp\u003eBMW CS and CSL models feature specialised factory calibrations and higher factory performance levels compared with their standard M counterparts.\u003c\/p\u003e\n\u003cp\u003eVehicles including the M2 CS, M3 CS, M4 CS and M4 CSL require individual assessment rather than being treated as a standard Stage 1 package.\u003c\/p\u003e\n\u003cp\u003eIf you own a CS or CSL model, please contact Gridline Custom Motorsports and we'll recommend the appropriate performance solution for your vehicle.\u003c\/p\u003e\n\u003ch1\u003eSame-Day Workshop Service\u003c\/h1\u003e\n\u003cp\u003eFor most eligible vehicles, the ECU unlock and Stage 1 setup can be completed during a single workshop visit.\u003c\/p\u003e\n\u003cp\u003eThe process generally includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInitial vehicle and DME compatibility assessment\u003c\/li\u003e\n\u003cli\u003eECU removal\u003c\/li\u003e\n\u003cli\u003eIn-house ECU unlock\u003c\/li\u003e\n\u003cli\u003eECU reinstallation\u003c\/li\u003e\n\u003cli\u003eMHD Super Licence activation\u003c\/li\u003e\n\u003cli\u003eMHD software configuration\u003c\/li\u003e\n\u003cli\u003eStage 1 OTS map installation\u003c\/li\u003e\n\u003cli\u003eFinal system checks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBookings are essential and same-day completion is subject to vehicle compatibility and workshop availability.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch1\u003eMore Than a Tune\u003c\/h1\u003e\n\u003cp\u003eThis isn't simply an ECU flash.\u003c\/p\u003e\n\u003cp\u003eIt's a complete performance solution designed to take your S58-powered BMW from a factory-protected DME to a professionally configured Stage 1 performance vehicle — without having to organise multiple products, licences or providers.\u003c\/p\u003e\n\u003cp\u003eWhether your BMW is a daily-driven M2, an M3 or M4 weekend car, an M3 Touring or a high-performance X3 M or X4 M, the package also provides a platform capable of supporting the next stage of your build.\u003c\/p\u003e\n\u003cp\u003eOne workshop. One complete solution.\u003c\/p\u003e\n\u003cp\u003eBuilt. Tested. Driven.\u003c\/p\u003e\n\u003ch1\u003eWhy Choose Gridline Custom Motorsports?\u003c\/h1\u003e\n\u003cp\u003eBMW performance is what we do.\u003c\/p\u003e\n\u003cp\u003eOur team specialises in modern BMW performance platforms and understands the sophisticated engine management systems found in today's S58-powered M vehicles.\u003c\/p\u003e\n\u003cp\u003eWhen you choose Gridline, your vehicle remains under our control throughout the entire process.\u003c\/p\u003e\n\u003cp\u003e✔ ECU Unlock Performed In-House\u003cbr\u003e✔ No Overseas ECU Shipping\u003cbr\u003e✔ No Third-Party ECU Processing\u003cbr\u003e✔ Genuine MHD Software\u003cbr\u003e✔ Professional Installation \u0026amp; Configuration\u003cbr\u003e✔ BMW Performance Specialists\u003cbr\u003e✔ Technical Support Before \u0026amp; After Installation\u003cbr\u003e✔ Gold Coast Workshop\u003cbr\u003e✔ Complete ECU Unlock-to-Stage-1 Solution\u003c\/p\u003e\n\u003cp\u003eFrom ECU removal and unlocking through to MHD activation, calibration and final checks, every stage is managed by Gridline Custom Motorsports.\u003c\/p\u003e\n\u003ch1\u003eImportant Information\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003ePackage is available for eligible BMW S58-powered vehicles only.\u003c\/li\u003e\n\u003cli\u003eVehicle and DME compatibility must be confirmed before work commences.\u003c\/li\u003e\n\u003cli\u003eSame-day completion is subject to booking availability and vehicle compatibility.\u003c\/li\u003e\n\u003cli\u003ePackage includes a genuine MHD Super Licence and applicable MHD Stage 1 OTS map.\u003c\/li\u003e\n\u003cli\u003ePerformance results vary according to vehicle model, condition, fuel quality, software version, modifications and environmental conditions.\u003c\/li\u003e\n\u003cli\u003eAdditional hardware, maintenance or repairs required to make a vehicle suitable for tuning are not included.\u003c\/li\u003e\n\u003cli\u003eCS, CSL and other specialised variants require individual assessment.\u003c\/li\u003e\n\u003cli\u003eMHD software licences are non-refundable once activated.\u003c\/li\u003e\n\u003cli\u003eECU unlocking and tuning services are non-refundable once completed.\u003c\/li\u003e\n\u003cli\u003eFuture BMW dealership software updates may overwrite or otherwise affect ECU software or unlock status. Please contact Gridline before allowing major dealership software programming where possible.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eTuning Disclaimer\u003c\/h1\u003e\n\u003cp\u003ePerformance tuning and ECU-related modifications may affect manufacturer warranties, emissions compliance, noise compliance and other vehicle regulatory requirements.\u003c\/p\u003e\n\u003cp\u003eCustomers are responsible for ensuring that their vehicle and its intended use comply with all applicable laws and regulations.\u003c\/p\u003e\n\u003cp\u003ePerformance figures and gains vary according to vehicle specification, condition, fuel, supporting modifications and environmental conditions and should not be interpreted as guaranteed results unless specifically stated for an individual vehicle.\u003c\/p\u003e\n\u003ch1\u003eReady to Unlock Your S58?\u003c\/h1\u003e\n\u003cp\u003eTake your BMW beyond factory performance with the Gridline Custom Motorsports S58 ECU Unlock + MHD Stage 1 Performance Package.\u003c\/p\u003e\n\u003cp\u003eFrom the initial ECU unlock to MHD activation and Stage 1 setup, we'll take care of the entire process at our Gold Coast workshop.\u003c\/p\u003e\n\u003cp\u003eContact the Gridline team to confirm compatibility or book your S58 performance package.\u003c\/p\u003e\n\u003cp\u003ePERFORMANCE WITHOUT LIMITS.\u003c\/p\u003e","brand":"Gridline Custom Motorsports","offers":[{"title":"Default Title","offer_id":47176565817542,"sku":null,"price":1499.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/4627\/7830\/files\/ChatGPTImageSep11_2026_05_31_19PM.png?v=1789113456"}],"url":"https:\/\/www.gridlinecustommotorsports.com.au\/collections\/mhd-tuning.oembed","provider":"Gridline Custom Motorsports","version":"1.0","type":"link"}