Graves Yamaha R1 Cat Eliminator Exhaust System jacket The DDS cartridge is a

The DDS cartridge is a pressurized damping system using 20mm displacing pistons to create a high flow of oil through the 31mm control valves to give precise damping control

higher lift cams and incorporates an X style forging for additional strength

OEM Air Filter Air Flow: 229

What Chuck Graves the president of Graves Motorsports had to say about the release of Graves’s newest line of exhaust systems

Long Tapers with Precision fitment and "butt" welds

Graves Yamaha R1 Cat Eliminator Exhaust System jacket The DDS cartridge is aGraves Motorsports Yamaha R1 Cat Eliminator Titanium Exhaust System with carbon fiber 265mm silencer. Graves' precise engineering develops precision products that are designed to outlook, outperform and outlast the competition. Graves Exhaust systems are designed for the elite rider seeking top of the line performance, fit, finish and value. This exhaust system was developed using the same technology that has powered the Graves Racing Team to 31