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The Turbosmart IWG75 internal wastegate actuator upgrades boost response for turbocharged engines and fits 2012–present Fiat 124 Spider applications. It raises the actuator’s working ratio compared with factory units to sharpen boost control across the rev range. Built for tunability, it accepts a range of spring pressures and features billet aluminum construction, a unique locking collar, stainless rod hardware and a durable silicon-Nomex diaphragm.
Turbosmart IWG75 2012+ Fiat 124 Spider 10 PSI Black Internal Wastegate Actuator
