Exhaust Valve Bracket / Catalyst 858 Category_Default Category/ECU TUNING keeping your hands safe and

keeping your hands safe and eliminating awkward angles

positive R: 10 ~ 30 psi | U: 1 psi

this design minimizes backpressure and maintains high exhaust velocity for maximum efficiency

Only 2008 standard 800 RZR's and 2009 800 RZR S models came with this clutch from the factory

Our piston mechanism stays lubricated by the engine's 2 stroke oil system and is actuated by the exhaust pressure from the cylinder

Exhaust Valve Bracket / Catalyst 858 Category_Default Category/ECU TUNING keeping your hands safe andLooking for a fix for your 858 exhaust valve bracket ? We got the fix for you. Simply drill out your stock rivets and rivet this one in place. No longer will your bracket bend and cause default codes