ProX Valve and Spring Kit Intake Yamaha | 28.SIS2444-2 Toyota Low Profile Geometry avoids interference

Low Profile Geometry avoids interference with other accessories

Assembly is quick and easy using a screw

Adjustable suspension shoulder guards with molded comfort liner

fastening is via an ATOP cable system

Each SuperATV skid plate is laser scanned and CNC cut to ensure a perfect fit to your machine

ProX Valve and Spring Kit Intake Yamaha | 28.SIS2444-2 Toyota Low Profile Geometry avoids interferenceReplaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium steel for higher performance and durability at high rpm Kit contains a set of steel intake or exhaust valves plus a set of specially designed valve springs; can be installed using the OEM retainers, bases and