O2 Sensor Fitting Inserts Only

Tunable o2 Sensor Kit

Must be used with the Tunable o2 Sensor Kit Bung for a complete kit.

The O2 fittings and C-clip help complete your build. Made of 304 Stainless Steel with M18 x 1.5 thread size. Must be used with the O2 Sensor Extension for a complete kit.