FAST weld-in oxygen sensor bungs are a must when you're 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.
FAST weld-in oxygen sensor bungs are a must when you're 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.