Weld-In Bungs

GlowShift Weld-In Bungs are designed for installation directly to your car or truck’s exhaust system. Each adapter features threads for standard wideband oxygen sensors so you can receive accurate readings using your exhaust manifold, exhaust pipe and more. Our weld in O2 sensor bungs are featured in several different shapes and sizes for proper fitment to your system. They are also made using premium-quality stainless steel so they are built to be extremely durable, efficient and long lasting.