Active Autowerke Valved Rear Exhaust W/ 100mm Tips - 2021+ G8x M3 / M4 (11-086) Oversize NX9-XTG6 kit features an Xtreme

NX9-XTG6 kit features an Xtreme pressure plate for the most demanding driver

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

making the proper mixture in the combustion chamber critical for best performance

Quality Stainless Steel Clamps For A Secure Install

Active Autowerke Valved Rear Exhaust W/ 100mm Tips - 2021+ G8x M3 / M4 (11-086) Oversize NX9-XTG6 kit features an XtremeThe 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