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The Turbosmart IWG75 internal wastegate actuator for the 2008 Subaru Impreza WRX improves turbo response and boost control over stock actuators. It increases the working ratio to sharpen boost onset and sensitivity. Construction details include selectable spring options, billet-aluminum components, Turbosmart's locking collar system, a proprietary silicon-Nomex diaphragm and stainless steel rods for durability.
Turbosmart IWG75 2008 Subaru Impreza WRX 5 PSI Black Internal Wastegate Actuator
