Introducing the TOP SPEED PRO-1 Beast Catback Exhaust System featuring 89mm piping without valves.
Engineered with a dual resonator chamber to effectively eliminate cabin drone at low RPMs,
this system boasts 102mm (4") slanted tips, 3.5" piping, mandrel bend piping, and TIG welding for optimal performance.
Designed specifically for the BMW G80 M3 & G82 M4 3.0L Twin Turbo models from 2021 to 2024.
Experience a deep, throaty tone without raspiness or cabin drone.
Compared to the stock setup, this exhaust is lightweight and offers significant performance gains.
Actual product appearance depicted in the image.
*** This exhaust delivers a loud, deep, aggressive tone. ***
Please note that returns will not be accepted based on subjective opinions of sound levels.
Shipping costs listed are applicable for within the contiguous 48 states only.
For shipping quotes to Alaska, Guam, Hawaii, Puerto Rico, US Virgin Islands, or international destinations, please contact us directly.
