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Achieve a seamless
Believe it or not
The Twin Tuner allows you to easily adjust your fuel injection to match the requirements of performance parts including camshafts
Springs are engineered for each specific application using proprietary advanced spring design simulation
Fits side bar or crossbar of roll cage
EXHAUST VALVE CONVERSION SET TI-STEEL KAW/SUZ fitment_Polaris-UTV_RZR_2018 Achieve a seamlessLatest addition to the ProX program is the Exhaust Valve & Spring Kits. This kit is offered as an alternative where the OEM application uses Titanium valves. ProX has now developed the Exhaust Valve & Spring Kits, containing a set of steel intake or exhaust valves plus a set of specially designed stronger valve springs. The ProX kit just replaces the OEM valves & valve springs and can be installed using the OEM retainers, bases and valve seals.
