Dinan Valved Axle-Back Exhaust BMW M3/M4 G80/G82/G83 Black Tips - D660-0093-BLK
The Dinan D660-0093-BLK Valved Axle-Back Exhaust is designed for 2021-2026 BMW M3/M4 G80/G82/G83 applications with black ceramic-coated tips.
The system uses 100% T304 stainless steel construction, factory-like fitment and retained valve operation. Dinan lists gains of up to 6 horsepower and 5 lb-ft of torque.
Dinan lists emission code 5 because the exhaust does not affect vehicle emissions.

