the Electric Boost Only gauge measures only boost from 4 Bar

strap-type V-band clamps

Sold as a pair

PCD: 6x139

\nPneumatic (Boost-Based) pSG50 StriaghtGate50

IWG-75 - Subaru WRX 1997-2007 TD04 - 7PSI JR28 the Electric Boost Only gaugeTurbosmart's high performance replacement Internal Wastegate Actuator for 1997 2007 WRX models fitted with the TD04 turbo is designed to get better boost response from the WRX's standard turbo, for those who wish to avoid the cost of an aftermarket turbocharger. The standard pressed steel actuator fitted to the Subaru's TD04 turbocharger is are easily forced open by exhaust gas, meaning it experiences slow boost build up and boost drop at high RPMs.