The Forced Performance Green UHF BB turbocharger for Subaru STi and WRX is an 84mm CH8CM turbine housing unit with an internal wastegate and oil feed line included. This BB model offers enlarged turbine flow for higher-power Subaru builds while maintaining internal wastegate packaging for simpler installation. It is aimed at tuners who need increased top-end capability without converting to an external wastegate.
Forced Performance Subaru STi/WRX Green UHF BB Turbo 84mm CH8CM Turbine Hsg Internal WG w/Oil Line