O2 Sensor Bung - 18mm - Angled

Part Number: 272-202

Engineered for precision and reliability, this angled 18 mm weld-in bung gives you the perfect mounting point for your O₂ sensor on exhaust systems that weren’t originally equipped with one. Simply drill your exhaust pipe, weld in this bung, and you’re ready to install your sensor for accurate air/fuel monitoring and fine tuning with ThunderMax. ( 3-4 inches from the head is the most accurate placement.) Each bung includes a protective cap, and since two are required for a complete install.

Key Features:

Angled 18 mm thread design – ideal for standard welded sensor installation.

Weld-in installation ensures a secure, leak-free fit for your sensor.

Includes cap to protect the bung when the sensor is not installed.

Compatible with systems needing aftermarket O₂ sensor bungs.

Sold individually