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M4 Yamaha R1 2015–2026 Black RM1 Half System
The M4 Black RM1 Half System for the Yamaha R1 delivers a major upgrade in performance, weight reduction, and aggressive styling. Featuring a catalytic converter eliminator and RM1 canister, this system significantly improves exhaust flow and produces a deeper, race-inspired exhaust note.
Constructed from stainless steel with a durable black ceramic coating, and finished with a carbon fiber end cap, this setup offers a sleek, stealth appearance while reducing overall weight compared to the stock system.
Features
- Half system with catalytic converter eliminator for increased performance
- 304 stainless steel construction with black ceramic coating
- Black ceramic coated RM1 canister with carbon fiber end cap
- Saves approximately 12 lbs compared to stock system
- Improves exhaust flow, throttle response, and sound
- Q7 quiet insert compatible (sold separately)
- Direct fit for 2015–2026 Yamaha R1 models
Tuning Note: ECU re-flash is required when removing the catalytic converter on 2015–2026 Yamaha R1 models.
Note: Does not meet emission requirements for street or highway use.