Graves Motorsports Full Stainless Steel/ Titanium Exhaust System- Yamaha R1 (2007-2008)

Graves Motorsports Full Stainless Steel/ Titanium Exhaust System- Yamaha R1 (2007-2008)

• Our full exhaust system for the ’07-‘08 Yamaha YZF-R1 features mandrel bent stainless steel tubing, billet aluminum flanges, and titanium silencers with tapered conical outlets.
  
• An O2 bung (with plug) is provided for use with the stock Yamaha O2 sensor.
•  Gains of 13.6 hp can be achieved with use of a Power Commander.
  
• Installation of this system will shed 11.4 lbs. from the already light bike.

Horsepower:
Graves Full Exhaust System = 170.1 hp (gain of +13.6 hp)
Stock Exhaust System = 156.5 hp
Torque:
Graves Full Exhaust System = 81.45 ft./ lbs.(gain of +5.79 ft./lbs.)
Stock Exhaust System = 75.66 ft. lbs.
For closed course competition only.