Borg Warner EFR B1 & B2 Frame Turbo Chargers 200 – 1000+ HP; • Dual Ceramic Ball Bearing; • Forged Milled Compressor Wheel (FMW); • Extended Tip Compressor Wheel; • Gamma-Ti turbine Wheel & Shaft; • Compressor Recirc valve; • -4 AN Oil Inlet Fitting; • Heat Resistant Turbine Housings; • Sensor mounting convenience; • Boost Control Solenoid Valve (BCSV); • Simplified Installation; • Flexible Compressor Cover; • Enhanced Turbo Response; • High Flow Wastegates; • High Turbine Efficiency; ; Optional Parts; • Speed Sensor; • Turbine Outlet V-Band; • Turbine Inlet Gasket; • Oil drain Gasket or Drain Port Fitting; • BOV Block-off Plate;