{"product_id":"do88-intake-manifold-bmw-s58","title":"Do88 Intake Manifold | BMW S58","description":"\u003cp class=\"p1\"\u003eThe \u003cspan class=\"s1\"\u003e\u003cb\u003edo88 Charge Cooler Manifold\u003c\/b\u003e\u003c\/span\u003e is a comprehensive intake and charge-air cooling upgrade developed for high-performance BMW S58 applications.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe factory S58 intake manifold integrates the charge cooler directly into its thermoplastic construction. While effective at factory power levels, increased boost, repeated high-load driving and substantial power upgrades can expose limitations in both cooling performance and durability.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003edo88 addresses these limitations with an extensively engineered \u003cspan class=\"s1\"\u003e\u003cb\u003ecast-aluminium intake manifold featuring a 127 mm (5”) Bar \u0026amp; Plate air-to-water charge cooler core\u003c\/b\u003e\u003c\/span\u003e, increased airflow, integrated auxiliary port injection provisions and additional ports for advanced engine setups.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eHigh-Performance Bar \u0026amp; Plate Charge Cooler\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eAt the centre of the manifold is a \u003cspan class=\"s1\"\u003e\u003cb\u003e127 mm (5”) thick Bar \u0026amp; Plate air-to-water intercooler core\u003c\/b\u003e\u003c\/span\u003e, designed to improve both charge-air cooling and airflow.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe core is approximately \u003cspan class=\"s1\"\u003e\u003cb\u003e62% larger than the factory unit\u003c\/b\u003e\u003c\/span\u003e, with carefully developed air and water fin configurations designed to balance heat transfer with minimal airflow restriction.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eAccording to do88’s testing, the manifold achieved:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003e\u003cb\u003e28.5°C intake temperature\u003c\/b\u003e\u003c\/span\u003e, compared with 33°C using the OE charge cooler manifold\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003e\u003cb\u003e511 CFM airflow at 0.05 bar \/ 0.73 psi pressure drop\u003c\/b\u003e\u003c\/span\u003e, compared with 422 CFM for the OE manifold\u003c\/li\u003e\n\u003cli\u003eApproximately \u003cspan class=\"s1\"\u003e\u003cb\u003e21% higher airflow\u003c\/b\u003e\u003c\/span\u003e under the stated test conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eCFD-Developed Cast Aluminium Construction\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eRather than simply machining an aluminium replacement for the factory manifold, do88 developed purpose-designed cast end tanks to optimise the distribution of both charge air and cooling water across the core.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eDevelopment included \u003cspan class=\"s1\"\u003e\u003cb\u003e3D scanning, SolidWorks design, Computational Fluid Dynamics (CFD), multiple design iterations and 3D-printed prototypes\u003c\/b\u003e\u003c\/span\u003e before the final design was produced.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe resulting aluminium construction also provides a significantly more robust solution for engines operating at elevated boost pressures compared with the factory thermoplastic manifold.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eIntegrated Auxiliary Port Injection\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eThe outlet tank is prepared from the factory for \u003cspan class=\"s1\"\u003e\u003cb\u003esix auxiliary port fuel injectors\u003c\/b\u003e\u003c\/span\u003e, making the manifold particularly suitable for higher-power S58 builds requiring additional fuel delivery.\u003c\/p\u003e\n\u003cp class=\"p3\"\u003eA custom fuel rail with \u003cspan class=\"s1\"\u003e\u003cb\u003efemale AN-8 connections\u003c\/b\u003e\u003c\/span\u003e is included and is designed for use with compatible injectors including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInjector Dynamics ID1050x-34-14 \/ ID1050x-34-14-14\u003c\/li\u003e\n\u003cli\u003eBosch EV14 short-style injectors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003eFor vehicles not running port injection, \u003cspan class=\"s1\"\u003e\u003cb\u003einjector blanking plugs are included\u003c\/b\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eNitrous \u0026amp; Methanol Injection Ready\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eEach individual cylinder runner incorporates its own \u003cspan class=\"s1\"\u003e\u003cb\u003e1\/8” NPT port\u003c\/b\u003e\u003c\/span\u003e, allowing additional functionality for setups using nitrous or methanol injection.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eSealing plugs are supplied for vehicles where these ports are not required.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eAdditional Sensor \u0026amp; Vacuum Ports\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eAn integrated three-port pad is cast into the side of the outlet tank, providing \u003cspan class=\"s1\"\u003e\u003cb\u003ethree additional 1\/8” NPT connections\u003c\/b\u003e\u003c\/span\u003e.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThese can be used for additional sensors, data acquisition or as supplementary vacuum sources depending on the vehicle’s configuration.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eSealing plugs are included.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eAdvanced Thermal Management\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eBecause aluminium transfers considerably more heat than the factory plastic manifold, do88 includes a purpose-designed \u003cspan class=\"s1\"\u003e\u003cb\u003ethermal barrier spacer\u003c\/b\u003e\u003c\/span\u003e between the cylinder head and intake manifold.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe spacer helps reduce conductive heat transfer into the manifold, supporting lower intake-air temperatures and reducing heat soak during sustained high-load operation.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eCustom \u003cspan class=\"s1\"\u003e\u003cb\u003ehigh-specification FKM-silicone O-rings\u003c\/b\u003e\u003c\/span\u003e sit within precision-machined grooves to provide a secure seal between the cylinder head, thermal barrier and manifold.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eA total of \u003cspan class=\"s1\"\u003e\u003cb\u003e12 custom O-rings\u003c\/b\u003e\u003c\/span\u003e are supplied.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eKey Features\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e127 mm \/ 5” Bar \u0026amp; Plate air-to-water charge cooler core\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003eApproximately \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003e62% larger core than OE\u003c\/b\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eCast-aluminium intake manifold construction\u003c\/li\u003e\n\u003cli\u003eCFD-developed airflow and coolant distribution\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003e\u003cb\u003e511 CFM\u003c\/b\u003e\u003c\/span\u003e at 0.05 bar \/ 0.73 psi pressure drop in do88 testing\u003c\/li\u003e\n\u003cli\u003eApproximately \u003cspan class=\"s1\"\u003e\u003cb\u003e21% greater airflow than OE\u003c\/b\u003e\u003c\/span\u003e under the stated test conditions\u003c\/li\u003e\n\u003cli\u003eIntegrated auxiliary port injection provisions\u003c\/li\u003e\n\u003cli\u003eCustom fuel rail with female AN-8 connections included\u003c\/li\u003e\n\u003cli\u003eInjector blanking plugs included\u003c\/li\u003e\n\u003cli\u003eSix individual \u003cspan class=\"s1\"\u003e\u003cb\u003e1\/8” NPT runner ports\u003c\/b\u003e\u003c\/span\u003e for nitrous or methanol injection\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"s1\"\u003eThree additional \u003c\/span\u003e\u003cspan class=\"s2\"\u003e\u003cb\u003e1\/8” NPT sensor\/vacuum ports\u003c\/b\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eThermal barrier spacer included\u003c\/li\u003e\n\u003cli\u003e12 custom FKM-silicone sealing O-rings included\u003c\/li\u003e\n\u003cli\u003eRetains convenient access to the spin-on oil filter for servicing\u003c\/li\u003e\n\u003cli\u003eRequired mounting brackets and associated installation hardware included\u003c\/li\u003e\n\u003cli\u003ePlug-and-play design for compatible applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eVehicle Fitment\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p3\"\u003eDesigned for compatible \u003cspan class=\"s1\"\u003e\u003cb\u003eBMW S58-powered G8X applications\u003c\/b\u003e\u003c\/span\u003e, including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBMW G87 M2\u003c\/li\u003e\n\u003cli\u003eBMW G80 M3 \/ M3 Competition\u003c\/li\u003e\n\u003cli\u003eBMW G81 M3 Touring \/ M3 Competition Touring\u003c\/li\u003e\n\u003cli\u003eBMW G82 M4 \/ M4 Competition\u003c\/li\u003e\n\u003cli\u003eBMW G83 M4 Convertible \/ M4 Competition Convertible\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003eVehicle specification and existing modifications should be confirmed before ordering.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eImportant Information\u003c\/b\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"p1\"\u003eThis product is intended for performance use and should be installed by a qualified professional.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eIt is the customer’s responsibility to ensure compatibility with their specific vehicle prior to purchase. If you are unsure, please contact us before ordering.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eGridline Custom Motorsports is not responsible for issues arising from incorrect installation, misuse, or improper product selection.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eDue to the nature of performance parts, some items may be special order and subject to supplier availability and lead times.\u003c\/p\u003e","brand":"Do88 Performance","offers":[{"title":"Default Title","offer_id":47148023152838,"sku":null,"price":4400.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/4627\/7830\/files\/ICM-450-K_1_jpg.webp?v=1788747241","url":"https:\/\/www.gridlinecustommotorsports.com.au\/products\/do88-intake-manifold-bmw-s58","provider":"Gridline Custom Motorsports","version":"1.0","type":"link"}