45 Degree O2 Sensor Port Bungs

45 Degree O2 Sensor Port Bungs

• For custom exhaust when you need the use of an EFI system
• We use these with all of our exhaust systems. Bungs are machined from 1018 steel for great weldability
• These are the most common size and a must for wideband oxygen sensors.
• Newer narrowband sensors are 12mm and require 18mm to 12mm port bushings sold separately.
• Bung size is 18mm x 1.5
• 1018 Mild steel
• Sold as a pair