What to Look for in an Aftermarket NOx Sensor?
To accurately measure NOx levels in your exhaust, NOx sensors have to be extremely sensitive. Unfortunately, this means they’re also quite delicate. The average NOx sensor should last for 50,000–60,000 miles, but many of them fail long before this! Most malfunctions are caused by soot build-up, but NOx sensors can also be contaminated by moisture […]