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- Improved airflow
– Rebound and compression damping adjustable damper technology
Features a 1/8” bung for the addition of methanol or water injection
- Maxton Racing Front Splitter (Black + Matte Flaps)
The full system runs from the OPF filters to the tips
Remus BMW M3/M4 Racing Secondary Cat Back Exhaust System (G80/G81/G82/G83) G8X42EXHAUST - Improved airflowRemus BMW M3 M4 Racing Secondary Cat Back Exhaust System is a high quality, hand crafted racing system that runs from the secondary catalytic converter all the way to the tips. This system bypasses the factory OPFs, but leaves both cats in place. The secondary cat back exhaust removes the resonated mid pipe and features a much more efficient design for better airflow. The backbox has been completely redesigned into a twin silencer setup and when the