Active Autowerke Valved Rear Exhaust W/ 100mm Tips - 2021+ G8x M3 / M4 (11-086) Oversize and its dual-path system inflates

and its dual-path system inflates or deflates air springs to individual pressures

Dyno Proven gains of up to 30 hp and 80 lb-ft

Quality Stainless Steel Clamps For A Secure Install

Seibon also recommends using hood pins for added safety with carbon fiber hood installations

aerodynamically optimized design with a consistent one-piece carbon sheet weave

Active Autowerke Valved Rear Exhaust W/ 100mm Tips - 2021+ G8x M3 / M4 (11-086) Oversize and its dual-path system inflatesThe Active Autowerke Valved Rear Exhaust is designed specifically for the 2021+ BMW G80 M3 and G82 M4 to enhance the factory sound profile. Addressing the muted tone of the stock exhaust, this axle back system integrates with BMW's valve actuators to provide a deeper, more performance worthy exhaust note. Made in the USA from 304 stainless steel Delivers a low, deep sound while retaining stock valve control Test fitted on a dedicated G80 G82 exhaust