Installing a New Bung for O2 Sensor the Right Way

If you're knee-deep in a custom exhaust build or even just looking to fix a rusted-out pipe, you'll eventually require to deal along with picking out a bung for o2 sensor placement. It's one of those small components that people often overlook till they're staring from a hole in their exhaust wondering why the sensor won't thread within straight. While it looks like a basic threaded nut, obtaining the right one—and putting it in the right spot—makes the between a car that runs flawlessly then one that continuously throws annoying check out engine lights. ...

March 30, 2026 · 7 min · Tigrett Larissa