ICT Billet 551548 - O2 Sensor Bung & Plug Set - Mild Steel

M18-1.5 Mild Steel O2 Sensor Plugs and Bungs Used to add or replace Oxygen Sensor Bungs in your exhaust tubing Works with mild steel or aluminized steel. Made in the USA from USA-made mild steel Package includes: 2 bungs and 2 plugs