2007-2008 Yamaha YZFR1 Full Exhaust System by Graves Motorsports
Exhaust :
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2007-2008 Yamaha YZFR1 Full Exhaust System by Graves Motorsports
Check out Graves Motorsports hand-made-in-the-USA
full exhaust system for the 2007-2008 Yamaha R1.
The Graves
Motorsports full exhaust systems for the 2007-2008 Yamaha R1 feature mandrel
bent titanium or stainless steel tubing, billet aluminum flanges and
titanium or carbon fiber silencers with tapered conical end caps. 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 Dynojet Power Commander and Ignition
Module. Installation of this system will shed 11.4 lbs (titanium) / 8.6 lbs.
(stainless steel) from the motorcycle.
Horsepower
Graves Full Exhaust System = 170.1 hp (+13.6 hp)
Stock Exhaust System = 156.5 hp
Torque
Graves Full Exhaust System = 81.45 ft. lbs.(+5.79 ft. lbs.)
Stock Exhaust System = 75.66 ft. lbs.
Titanium
Carbon Fiber
2007-2008 Yamaha YZFR1 Full
Exhaust System Dyno Chart
