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The BorgWarner EFR B2 74mm turbine housing with 1.05 A/R is a T4 twin-scroll assembly intended to pair with EFR B2 turbine wheels. Its 74mm inlet and 1.05 A/R exhaust sizing offer increased flow capacity in a twin-scroll T4 layout, providing the compatible turbine-side housing for builders selecting that A/R and inlet diameter combination.
BorgWarner Turbine Housing EFR B2 74mm 1.05 T4 Twin Scroll
