Making the S55 sound great. Again. Presenting the second generation AWE Exhaust Suite for the BMW F8X M3 and M4:

Unified design for OPF euro and non-euro spec cars (2015 - 2020 fitments confirmed)

50-state legal catback design: sick sound with all catalysts intact

Precision-engineered X-pipe to unlock a clean S55 tone

Available as valved SwitchPath™ or rowdy Track Edition

SwitchPath™ utilizes factory valving and retains M-Sport button functionality

3” CNC mandrel-bent catback configuration

Max gains of 12 hp and 16 ft-lbs of torque at the wheels

Track Edition comes complete with AWE machined mechanical valve simulators

Tip options include 102mm double-walled, slash-cut tips in chrome silver or diamond black

Handcrafted from U.S.-sourced .065" wall T304L stainless steel

Proudly engineered, designed, and manufactured in-house at AWE

No Check Engine Light Guarantee

Perfect Fitment Guarantee

Featuring the AWE Lifetime Exhaust Warranty

We’re proud to present the all-new, emissions-compliant AWE Catback Exhaust Suite for the BMW F8X M3 and M4: