9929 O2 bung/plug kit. Stainless steel

When building a high-end stainless steel exhaust system, you need matching hardware that won't rust or degrade. This Feuling O2 bung and plug kit is manufactured from 303 stainless steel, making it the ideal choice for custom fabricators. The kit includes an assortment of five 18mm and 12mm bungs and plugs, featuring various lengths, angles, and stepped designs to simplify the welding process. Also included are ten copper crush washers and ten packets of anti-seize to prevent the stainless threads from galling. Whether you are adding wideband sensors for tuning or sealing up factory ports, this universal kit provides all the high-quality components required for a professional finish. It is sold as a complete kit.