2004 Mercury Mountaineer Oxygen Sensors & Components
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TRQ®Upstream Oxygen SensorMercury Mountaineer 2004, Upstream Oxygen Sensor by TRQ®. TRQ oxygen sensors are manufactured to precise specifications using premium raw materials to optimize your vehicle’s emission system. Each sensor is isostatically-pressed...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$36.95 - $51.95Save: up to 5%$35.10 - $49.87 - TRQ®Oxygen Sensor SetMercury Mountaineer 2004, Oxygen Sensor Set by TRQ®. TRQ oxygen sensors are manufactured to precise specifications using premium raw materials to optimize your vehicle’s emission system. Each sensor is isostatically-pressed for...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$56.95 - $110.95Save: up to 5%$55.24 - $105.40
- Original (OEM)Emission Control PartsAlong with power, your engine produces carbon monoxide, oxide of nitrogen, hydrocarbons, and other hazardous gases that cause harm to the environment. To minimize air pollution, all vehicles are equipped with an emission control system...
- Mercury OEEmission System - Emission Components (4.0L)Mercury Mountaineer 4.0L 2004, Emission System - Emission Components by Mercury OE. Rely on Mercury OE to restore and keep your Mercury in showroom condition for years to come. Designed as a genuine replacement of the worn-out components...Authentic Mercury replacement part that offers superior quality and fitWill help restore and maintain your Mercury in like-new condition$12.31 - $211.50
- Mercury OEEmission System - Emission Components (4.6L)Mercury Mountaineer 4.6L 2004, Emission System - Emission Components by Mercury OE. Rely on Mercury OE to restore and keep your Mercury in showroom condition for years to come. Designed as a genuine replacement of the worn-out components...Authentic Mercury replacement part that offers superior quality and fitWill help restore and maintain your Mercury in like-new condition$6.83 - $211.50
- Bosch®Premium Narrow-band Oxygen SensorMercury Mountaineer 2004, Premium Narrow-band Oxygen Sensor by Bosch®. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your vehicle with an Oxygen Sensor from...OE Identical ConnectorCompact Design$25.34 - $32.14
- TRQ®Oxygen SensorMercury Mountaineer 2004, Oxygen Sensor by TRQ®. If your oxygen sensor fails, replace it with this top-grade part developed to easily fix the problem. Built to fit and function exactly as the part it is replacing, the product provides...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$40.95 - $61.95Save: up to 6%$38.90 - $58.23
- Denso®Oxygen SensorMercury Mountaineer 2004, Oxygen Sensor by Denso®. Make sure your engine runs efficiently and produces fewer emissions by replacing your malfunctioning fuel-ratio sensors with these top-notch products designed by Denso. Engineered with...High quality plastic and/or steel constructionDirect replacement for a proper fit every time$29.13 - $36.96
- Walker Products®Oxygen SensorMercury Mountaineer 2004, Oxygen Sensor by Walker Products®. 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 will meet your needs...High quality at an affordable priceExpertly made from premium materials$28.00 - $32.20
- Walker Products®Premium Oxygen SensorMercury Mountaineer 2004, Premium Oxygen Sensor by Walker Products®. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment specifications and test requirements....Improved Engine Response & PerformanceLower Emissions$37.27 - $47.95
- NTK®Oxygen SensorMercury Mountaineer 2004, Oxygen Sensor by NTK®. Thimble type sensors feature a ceramic element that projects into the exhaust system and becomes electrically conductive at high temperature. The sensor element then sends voltage signals...Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement$29.07 - $42.59
- Spectra Premium®Oxygen SensorMercury Mountaineer 2004, Oxygen Sensor by Spectra Premium®. To ensure your vehicle has optimal performance and fuel economy while producing minimal emissions replace a defective O2 sensor with one backed by the aftermarket’s most...Increase vehicle fuel economy and engine performance while decreasing vehicle exhaust emissions100% performance tested to meet vehicle requirements$28.42 - $32.27
- Bosch®Narrow-band Oxygen SensorMercury Mountaineer 2004, 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$50.81
- Motorcraft®Oxygen SensorMercury Mountaineer 2004, Oxygen Sensor by Motorcraft®. Position: Upstream Front. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with...Built to strict Ford Motor Company specificationsRecommended by Ford Motor Company$77.85
- Denso®Universal Fit Oxygen SensorMercury Mountaineer 2004, Universal Fit Oxygen Sensor by Denso®. Position: Downstream. Denso's light duty oxygen sensor started to appear on vehicles with the development of fuel injection systems. The basic job of the sensor is to...Corrosion-resistant stainless steel constructionPTFE filter blocks efficiency-robbing contaminants$42.11
- Bosch®Universal Fit Narrow-band Oxygen SensorMercury Mountaineer 2004, Universal Fit Narrow-band Oxygen Sensor by Bosch®. Universal Oxygen Sensors with OE SmartLink™ are quick and easy to install. Each sensor has enough length of sensor wire to allow maximum replacement of worn...Patented SmartLink™ connector systemNo special tools required for installation$32.57
- Delphi®Oxygen SensorMercury Mountaineer 2004, Oxygen Sensor by Delphi®. As one of the leading suppliers of oxygen sensor technology since 1978, Delphi planar technology is the result of their OE and aftermarket engineers partnering together to develop the...Resists high temperatures, vibration damage and wire corrosion to protect signal accuracy, and long lifePatented sensors construction and design$40.38 - $50.65
- WVE®Oxygen Sensor ConnectorMercury Mountaineer 2004, Oxygen Sensor Connector by WVE®. WVE emissions products are made to meet or exceed vehicle manufacturer specifications to work in concert with the fuel system, underhood electronics and the engine to minimize...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$11.67 - $35.84
- Standard®Oxygen Sensor ConnectorMercury Mountaineer 2004, Oxygen Sensor Connector by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Made with precision and quality in mindDesigned to meet your specific needs$13.18 - $53.13
- Dorman®OE Solutions™ Oxygen Sensor Bung Repair KitOE Solutions™ Oxygen Sensor Bung Repair Kit by Dorman®. Why replace an exhaust pipe because of a corroded, stripped or damaged oxygen sensor bung? Save the pipe and replace the bung with this weld-on replacement. Standard O2 sensor...Repair-friendly solution - this oxygen sensor bung allows replacement of a damaged fitting without replacing the entire exhaust componentUniversal fitment - designed to accommodate standard oxygen sensor threads$9.61 - $11.46
- ReplacementOxygen SensorMercury Mountaineer 2004, Oxygen Sensor by Replacement. 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, this product by Replacement...Expertly crafted from premium materialsDesigned to match rigorous quality standards$8.72 - $14.64
- Facet®Oxygen SensorMercury Mountaineer Base 4.0L 2004, Oxygen Sensor by Facet®. Position: Rear Passenger Side. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and...The reliable goods for increase of reliability of the carQuality equal, if not superior, to that of the original components$80.56
- Motorcraft®HEGO SensorMercury Mountaineer 2004, HEGO Sensor by Motorcraft®. Position: Downstream. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in...Made with precision and quality in mindDesigned to meet your specific needs$39.37
- Vemo®Oxygen SensorMercury Mountaineer 2004, Oxygen Sensor by Vemo®. 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 will meet your needs and deliver...High quality at an affordable priceExpertly made from premium materials$69.58 - $105.28
- Aceon®Oxygen SensorMercury Mountaineer 2004, Oxygen Sensor by Aceon®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Made with precision and quality in mindDesigned to meet your specific needs$21.47
- TruParts®Oxygen SensorMercury Mountaineer 2004, Oxygen Sensor by TruParts®. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal condition. Made from the finest materials in compliance with rigorous...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$16.47 - $27.05
- CRS®Oxygen SensorMercury Mountaineer 2004, Oxygen Sensor by CRS®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Compliant with the most strict standards for qualityDesigned to comply with the highest quality standards$25.99
- Herko®Oxygen SensorMercury Mountaineer 2004, Oxygen Sensor by Herko®. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy, no-hassle installation and help restore proper fuel system functionality needed to...Will help optimize your vehicle’s performance and fuel efficiencyBuilt using high-grade materials for ultimate quality and durability$26.34
- ReplacementOxygen Sensor SetMercury Mountaineer Base / Premier 2004, Oxygen Sensor Set by Replacement. 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, this product...Expertly crafted from premium materialsDesigned to match rigorous quality standards$19.94 - $58.55
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