Holley Sniper EFI Oxygen Sensors 554-155 harley-davidson-exhaust reliable and make great power

reliable and make great power

and Autolite style carburetors with 5 3/16"" x 5 5/8"" bolt pattern

detailed instructions and hardware for an easy at home installation

1967 Pontiac GTO (Does not fit High Output)

2005-2006 Chevrolet Avalanche 1500 325 CID

Holley Sniper EFI Oxygen Sensors 554-155 harley-davidson-exhaust reliable and make great powerReplacement Bosch Wideband Oxygen sensor for Sniper EFI and Terminator X systems. Features: Anti Seize pre applied to sensor threads. Service Oxygen Sensor for Sniper EFI Systems Service Oxygen Sensor for Terminator X Systems Application Universal Specs Brand Holley EFI Emission Code 4 Product Type Oxygen Sensor Part Number 554 155