1981 Mercury Grand Marquis Oxygen Sensors & Components
- Walker Products®Oxygen SensorMercury Grand Marquis 1981, Oxygen Sensor by Walker Products®. Position: Upstream. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...High quality at an affordable priceExpertly made from premium materials$25.04
- Walker Products®Premium Oxygen SensorMercury Grand Marquis 1981, Premium Oxygen Sensor by Walker Products®. Position: Upstream. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment specifications and...Improved Engine Response & PerformanceLower Emissions$37.23
- Bosch®Narrow-band Oxygen SensorMercury Grand Marquis 1981, Narrow-band Oxygen Sensor by Bosch®. Position: Upstream. The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to...OE-EquivalentOE Style connectors and wire lengths$20.54
- NTK®Oxygen SensorMercury Grand Marquis 1981, Oxygen Sensor by NTK®. Position: Upstream. Thimble type sensors feature a ceramic element that projects into the exhaust system and becomes electrically conductive at high temperature. The sensor element then...Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement$29.23
- ACDelco®Gold™ Oxygen SensorMercury Grand Marquis 1981, Gold™ Oxygen Sensor by ACDelco®. Position: Upstream. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$35.96
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1981 Mercury Grand Marquis Models
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