This BorgWarner EFR B1 58mm turbine housing with .85 a/r and V-band inlet is a single-scroll option offered without a wastegate port. It provides the correct flange and inlet style for specific EFR turbo setups that use a V-band inlet connection and prefer a single-scroll exhaust path. Use it when assembling or replacing components on an EFR B1 turbo where this non-wastegated configuration is required.
BorgWarner Turbine Housing EFR B1 58mm .85 V-Band Inlet Single Scroll Non-WG I