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The Turbosmart IWG75 internal wastegate actuator improves boost response for 1997–2007 Subaru Impreza WRX models fitted with the TD04 turbo, offering an increased working ratio over factory units to sharpen turbo spool and boost control. Built as a high-performance replacement, it includes selectable spring rates, high-grade billet aluminum parts, Turbosmart's locking collar, a silicon-Nomex diaphragm and stainless steel rod and clevis.
Turbosmart IWG75 97-07 Subaru Impreza WRX 7 PSI Black Internal Wastegate Actuator
