Description
HEADER RZR XP 900nrMust have on any performance motornr
2-into1 dyno tested headernr
Gain horsepower with the stock muffler and gain even more with slip-onnr
Great gain in low end torque with power that loves to rev out further than factorynr
Includes an O2 bung and plug for auto tune or auxiliary O2 gaugenr
nr 18320086




