This BorgWarner EFR B1 58mm turbine housing with .85 a/r and T25 flange is a replacement turbine housing intended for EFR-series turbo assemblies. Sized and flanged for compatible BorgWarner hardware, the housing defines exhaust flow characteristics that influence turbine response. Use it to match turbine housing specifications when rebuilding or customizing an EFR B1 turbocharger assembly.
BorgWarner Turbine Housing EFR B1 58mm .85 T25 Flange Single Scroll WG F