PRIMARY SPRING POL S/M S/M UTV Vehicles>>Polaris>>RZR>>RZR Turbo S 4 We recommend our stage 1

We recommend our stage 1 clutch kit along with this muffler to drop down cruising rpms and sound decibel while driving the vehicle

trail-proven

Includes seals between the cooler and the air plenum on all 3 sides of the cooler to prevent charge air from bypassing around the core

dune killing

PRIMARY SPRING POL S/M S/M UTV Vehicles>>Polaris>>RZR>>RZR Turbo S 4 We recommend our stage 1Venom primary springs are made from high tensile silicon wire to maintain rate over many cycles. Primary springs control engagement and shift RPM. Fine tune your primary clutch with Venom springs manufactured from high tensile wire to exacting tolerances.