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M4 Exhaust 2015-2026 Yamaha R1 Street Slayer Half System
$814.15
Fulfillment note: M4 Exhaust orders can take up to 6 weeks for fulfillment. If you need to confirm immediate availability before ordering, please email us before placing your order.
Use note: M4 exhaust systems are intended for closed-course competition use only and are not for sale in California.
Fitment: 2015-2026 Yamaha R1
Part number: YA9944
- 2015-2026 Yamaha R1 titanium street slayer catalytic converter eliminator with carbon fiber MC36 canister.
- Street Slayer Half System MC36 Carbon Fiber Canister All Titanium Tubing Catalytic Converter Eliminator Saves 14.5 lbs Compared to Stock Q7 Quiet Insert Available but Sold Separate Note: This system may drag during track use at heavy lean angles. ECU re-flash required when removing the catalytic converter on 2015-2026 R1. Does not meet emission requirements for street or highway use.
- 2015-2026 Yamaha R1 Street Slayer Half System