A steel lambda / oxygen / O2 / wideband boss for welding into your exhaust system, complete with blaking plug and copper washer.
- M18x1.5 thread compatible with most aftermarket and factory oxygen sensors
- CNC machined for exact tolerances
- Available in mild steel and stainless steel to suit different exhausts
- Can be MIG, TIG or gas welded
The parts are also available separately, please check our other listings.