BMW G80/G81 M3 3.0L Axleback Grade 5 Titanium Titanium 4.0 Inch Outlet Tips Valvetronic Designs

The G80/G81 is a phenomenal M car-its soundtrack just needs to catch up. Our single 3.5 Inch equal-length mid-pipe unlocks the character the S58 deserves without requiring changes to the OEM rear section. Add the Valvetronic Designs valved axle-back for even more presence and control.

Compatible with OEM downpipes or free-flow front pipes, this system is engineered to deliver a higher-pitch, refined note with zero check-engine lights.

Details:

• Grade 5 Titanium
• Tubing diameter: 3.5 Inch mid-pipe; 2.75 Inch axle-back
• Valves: Electronic, with remote controller (OEM integration available)
• 57.8 lighter than the OEM system
• Paired with Burnt Titanium Valvetronic Designs Tips

What's Included

• Valved axle-back with controller
• Valvetronic titanium burnt tips

Installation Notes

• Direct Bolt on installation; Mid-pipe and axle-back can be installed independently, When installing only a mid-pipe or axle-back, make the rear-section cut at the second dimple on the OEM pipe to ensure proper fitment.

Features and Components

• Equal-length design: Balances exhaust pulses for a smoother, higher-frequency tone
• Single 3.5 Inch mid-section: Optimized flow for improved response and power throughout the rev range
• Modular by design: Pairs with OEM or aftermarket rear sections; upgrade path to our valved axle-back at any time

Fits

• 2022-2025 BMW M3, M4

Important Information:

This product is intended for performance use and should be installed by a qualified professional.

It is the customer’s responsibility to ensure compatibility with their specific vehicle prior to purchase. If you are unsure, please contact us before ordering.

Gridline Custom Motorsports is not responsible for issues arising from incorrect installation, misuse, or improper product selection.

Due to the nature of performance parts, some items may be special order and subject to supplier availability and lead times.