FAST weld-in oxygen sensor bungs are a must when you are retrofitting either fuel injection or testing equipment to the exhaust of your vehicle. They can be placed anywhere in the exhaust system and arrive ready for weld-in installation.

More From This Category

ARP Fitting, Bung, Weld-In, Female 3/4 in. NPT, Steel, Each

ARP Fitting, Bung, Weld-In, Female 3/4 in. NPT, Steel, Each

$23.67

ARP Fitting, Bung, Weld-In, Female 1/4 in NPT, Aluminum, Each

ARP Fitting, Bung, Weld-In, Female 1/4 in NPT, Aluminum, Each

$22.77

ARP Fitting, Bung, Weld-In, Female O-ring -16 AN, Steel, Each

ARP Fitting, Bung, Weld-In, Female O-ring -16 AN, Steel, Each

$25.80