Dme pro nitrous exhaust header gsxr 1000 Speedster Xtra Long Exhaust System 2003-2005 Yamaha WR 450 F

2003-2005 Yamaha WR 450 F - - 2003 Yamaha YZ 450 F - - 2001-2005 Yamaha YZ 250 F - - 2001-2005 Yamaha WR 250 F - - 2000-2005 Yamaha YZ 125 - - 2000-2005 Yamaha YZ 250 - - 2000-2002 Yamaha YZ 426 F - - 2000 Yamaha WR 400 F

Allow easy changes in handlebar height on models with electronic throttle control

Central hole for draining oil

Feature advanced acoustical tuning technologies for a deep rumbling sound Come with 3" cores encased in proprietary Cobra sound tuning materials with specific acoustical dampening and thermal insulation properties The frequency and location of the perforation patterns in the high-flo cores creates significant sound scattering in the mid frequencies

The contoured shape

Dme pro nitrous exhaust header gsxr 1000 Speedster Xtra Long Exhaust System 2003-2005 Yamaha WR 450 FDME custom 4 into 1 big tube step headers are built to order for any application. All systems are made to order and take 6 8 weeks to build. DMEs header is a 1 7 8 to 3 diameter step pipe 4 into 1. The big tube step header is designed for large engines, NOS motors, and all out Grudge bikes (short necked and d raked). Fits flush with the bottom case. Warning: neither DME, or BILLS EXHAUSTS make any representation that the products comply with the air