Big Gun 08-13 Kawasaki KLX 450R EVO R Series Head Pipe 1988-gmc-r3500-base-esi8659987 Brand new modified valve body

Brand new modified valve body to increase line pressure by approx

The system features a split rear exit with single 4" round bright chrome on T-304 stainless steel tips on each tail pipe that exit "Under the Bumper"

5 main channels flush out water to provide traction

This product is legal for sale or use in all 50 states only for 1989 or older vehicles equipped with a 4 BBL Holley carburetor (CARB D-609)

Handling Is On Par With Premium Coilover Kits And Tested On The Racetrack With Huge Range Of Available Damping

Big Gun 08-13 Kawasaki KLX 450R EVO R Series Head Pipe 1988-gmc-r3500-base-esi8659987 Brand new modified valve bodyThe EVO R series draws on our rich heritage of making power. Offered for various off road MX and sport ATV models, the EVO R is a tried and true series that will save weight, add noticeable performance gains and sound tremendously better than stock. Precision bent TIG welded 304 stainless steel head pipe Increased horsepower and torque gains 1 Year Limited Manufacturers Warranty Larger diameter than stock head pipe Lighter than stock head pipe