The Graves Motorsports *Modular Cat. Eliminator Slip-On exhaust system is a perfect mix of form and function. Eliminating the catalytic converter form the stock exhaust removes significant weight, reduces stored up exhaust heat, and increases the flow of exhaust gases, when all of these factors are combined it equals POWER. It features mandrel bent stainless steel tubing and carbon fiber silencers with tapered conical outlets. An O2 Bung (w/ plug) is provided for use with the stock Yamaha O2 Sensor or Dynojet's NEW Auto Tune module which allows for live, closed loop EFI tuning. Our "Everlast" packing produces an exhaust note like no other and holds up longer to the extreme conditions of a high revving motorcycle. This Cat eliminator exhaust system delivers exactly what this revolutionary R1 deserves; Big power, lasting durability, style and sound.
*Modular- Upgradeable to our full Race systems
Exhaust Weight Savings: 9.2lbs
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