3 Wire (heated) Oxygen Sensor

Ths is a stock Gm replacement screw in heated oxygen sensor. It should also be used as a retro-fit for engines equipped with headers that are using a 1 wire non-heated oxygen sensor.

General instructions included for retrofitting if you are upgrading from a 1 wire (non-heated) 02 sensor.

Price reduced from $83.95. Now only $67.00

***It is recommended oxygen sensors be replaced every 50k-60,000 miles as normal maintenance for ultimate mpg and performance***