Holley EFI O2 Sensors 554-101 brake-fittings-and-adapters Part Number: 817819

Part Number: 817819

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Holley EFI O2 Sensors 554-101 brake-fittings-and-adapters Part Number: 817819BOSCH WB02 SENSOR Replacement Holley EFI, Bosch Wide band Oxygen sensor. This sensor is a direct replacement for Holley HP, Dominator, Avenger and Terminator EFI systems. Each Sensor is hand calibrated to insure accurate readings when used in conjunction with your Holley EFI system. Application Universal Specs Brand Holley EFI Emission Code 3 Product Type Oxygen Sensor Part Number 554 101