The Turbosmart IWG75 internal wastegate actuator is an upgraded black actuator for Mitsubishi Evolution 6–8 turbochargers, specified here for 22 psi. Turbosmart describes the IWG75 series as offering an increased working ratio over stock actuators to improve boost response through the RPM range. The actuator is presented as a direct-fit upgrade to sharpen turbo response and sensitivity.
Turbosmart IWG75 Mitsubishi EVO 6-8 22 PSI Black Internal Wastegate Actuator