Borg Warner EFR Series Turbos with B1 Frame and Twin Scroll - See more at: http://www.turbosmartdirect.com/Product-Categories/Universal-Fit-Internal-Wastegate-Actuators/IWG75-BorgWarner-EFR-B1-Twin-Scroll-Black-14psi.html#sthash.48TGIXa5.dpuf
Designed as a stock replacement for the B1 frame twin scroll EFR range of turbos, with 140mm rod. Turbosmart Internal Wastegate Actuator provides better turbo response and greater sensitivity when managing boost pressures. FEATURES: Silicone diaphragm with Nomex reinforcement to withstand high temperatures. High grade, billet aluminium construction. Stainless steel rods and connecting clevis for corrosion resistance. Locking Collar design cap allows for quick spring changes. Ideal for use with any Turbosmart boost controller.
Supplied With: Fitting Hardware, Brown/Purple 7psi Middle Spring and Brown/Pink 7psi Outer Spring (installed).