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

Haltech Inputs and CAN Expansion Products, O2 Wideband Controllers & Accessories, Wideband O2 Sensor only - Bosch LSU 4.2, Kit

Haltech Inputs and CAN Expansion Products, O2 Wideband Controllers & Accessories, Wideband O2 Sensor only - Bosch LSU 4.2, Kit

$209.00

MSD Motor, Idle Air Control, Plastic, Black, Atomic TBI IAC, Each

MSD Motor, Idle Air Control, Plastic, Black, Atomic TBI IAC, Each

$123.29