G80 M3 J Style Carbon Fiber Side Skirt Extensions M3 test pipes Available for all production dates

Available for all production dates (Single sided & DPK belts)

Power gains of up to 80hp on a stock vehicle without the risks of flashing

especially on tuned vehicles

we back every set of our ARM S55 Resonated Downpipes with a 30 Day Money-Back Guarantee and the ARM Lifetime Free-Replacement Warranty

The BMW S65 V8 engine as used in the BMW E9X M3 does not make available all of the horsepower that the engine actually produces

G80 M3 J Style Carbon Fiber Side Skirt Extensions M3 test pipes Available for all production datesUpgrade the side profile of your G8x M3 M4 with a set of J Style Carbon Fiber Side Skirt Extensions! Fitment: 2021+ G80 M3 2x2 Carbon Fiber Weave High Gloss UV Clear Coat Professional Installation Recommended