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The BorgWarner EFR turbocharger B1 7163G is a complete EFR-series turbo built around the B1 center, featuring a 0.80 A/R turbine sizing and a wastegate provision with VTF configuration. It serves as a direct-fit replacement or upgrade option where this A/R and EFR architecture are desired, letting builders match turbine flow characteristics to their boosted engine setup.
BorgWarner Turbocharger EFR B1 7163G 0.80 a/r VTF WG
