AEM Electronics UEGO Replacement Wideband O2 Sensor Bosch LSU 4.9

If running race gas for long periods of time, or if your car is running too rich due to a lack of tune, your wideband O2 sensor car certainly suffer damage. If you're second guessing your AFR's under boost , and your spark plugs look good then your O2 sensor can be going out as well. Luckily you can get a replacement O2 sensor. This is a direct plug and play replacement so all that it requires is simply undoing it from the harness and exhaust system and you're good to go. Sold individually.