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The BorgWarner EFR SuperCore B1 7163 is a replacement center cartridge for EFR-series turbochargers, used to rebuild or refresh a damaged or worn core. It supplies the rotating assembly and internal components required to restore core function without replacing the whole turbo. Suited for repair shops and enthusiasts performing cartridge-level service on compatible EFR units.
BorgWarner Super Core EFR B1 7163
