M4 YA9942-CE Black 3/4 Cat Delete Exhaust system R1 R1M 15-24
BLACK RM1 HALF SYSTEM
- Stainless Steel, Ceramic Coated Black Catalytic Converter Eliminator
- Stainless Steel, Ceramic Coated Black RM1 Canister
- Carbon Fiber End Cap
- Saves 12 lbs Compared to Stock
- Q7 Quiet Insert Available but Sold Separate
Note: ECU re-flash required when removing the catalytic converter on 2015-2020 R1.