2004 BMW 3-Series Oxygen Sensors & Components
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TRQ®Upstream Oxygen SensorBMW 3-Series 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 for...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$36.95 - $66.95Save: up to 5%$35.10 - $63.60 - TRQ®Upstream 2-Piece O2 Oxygen Sensor SetBMW 325xi / 330xi 2004, Upstream 2-Piece O2 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...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$61.95Save: $3.72 (6%)$58.23
- 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...
- Walker Products®Premium Oxygen SensorBMW 3-Series 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. The...Improved Engine Response & PerformanceLower Emissions$54.38 - $99.50
- Bosch®Premium Narrow-band Oxygen SensorBMW 3-Series 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 Bosch that...OE Identical ConnectorCompact Design$54.79 - $128.27
- Denso®Oxygen SensorBMW 3-Series 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 the use...High quality plastic and/or steel constructionDirect replacement for a proper fit every time$64.79 - $120.67
- Walker Products®Oxygen SensorBMW 3-Series 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 and...High quality at an affordable priceExpertly made from premium materials$47.32 - $133.67
- Denso®Air Fuel Ratio SensorBMW 3-Series 2004, Air Fuel Ratio Sensor by Denso®. Position: Upstream. Make sure your engine runs efficiently and produces fewer emissions by replacing your malfunctioning fuel-ratio sensors with these top-notch products designed by...Designed to help reduce fuel consumption and harmful emissionsMade with the use of state-of-the-art sensor technologies$131.36 - $139.41
- NTK®Oxygen SensorBMW 3-Series 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 back...Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement$64.78 - $113.45
- Spectra Premium®Oxygen SensorBMW 3-Series 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 rigorous...Increase vehicle fuel economy and engine performance while decreasing vehicle exhaust emissions100% performance tested to meet vehicle requirements$17.74 - $59.91
- NTK®Air Fuel Ratio SensorBMW 3-Series 2004, Air Fuel Ratio Sensor by NTK®. Position: Upstream. Air fuel ratio sensors utilize a sophisticated sensing element that enables them to produce a precise output in proportion to the air fuel ratio. AFR sensors provide...Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement$127.39 - $134.99
- Bosch®Narrow-band Oxygen SensorBMW 3-Series 2004, Narrow-band Oxygen Sensor by Bosch®. 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 which oxygen sensors are...OE-EquivalentOE Style connectors and wire lengths$71.58
- Bosch®Oxygen SensorBMW 3-Series 2004, Oxygen Sensor by Bosch®. This sensor utilizes a sophisticated sensing element enabling it to produce a precise output in proportion to the air/fuel ratio. Wideband sensors use a more sophisticated sensing element that...Detects the exact amount of unburned fuel in the exhaust streamOE connectors and OE-style harness for continuous wire from connector to sensor$137.57 - $148.20
- Walker Products®Wideband Premium Oxygen SensorBMW 3-Series 2004, Wideband 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...High quality at an affordable priceExpertly made from premium materials$104.28 - $126.71
- Denso®Universal Fit Oxygen SensorBMW 3-Series 2004, Universal Fit Oxygen Sensor by Denso®. 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 monitor the air fuel mixture...Corrosion-resistant stainless steel constructionPTFE filter blocks efficiency-robbing contaminants$77.93
- Vemo®Oxygen SensorBMW 3-Series 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 great...High quality at an affordable priceExpertly made from premium materials$35.00 - $221.33
- Facet®Oxygen SensorBMW 3-Series 2004, Oxygen Sensor by Facet®. 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 mind. It will meet your needs...The reliable goods for increase of reliability of the carQuality equal, if not superior, to that of the original components$38.20 - $82.99
- Walker®Oxygen SensorBMW 3-Series 2004, Oxygen Sensor by Walker®. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to do the complete exhaust job. When you choose Walker...Makes installation quick and easyOptimal OE-style fit and quality$106.23 - $125.02
- Delphi®Oxygen SensorBMW 3-Series 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 most...Resists high temperatures, vibration damage and wire corrosion to protect signal accuracy, and long lifePatented sensors construction and design$83.25 - $144.00
- 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$9.63 - $11.08
- 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 - $11.35
- ReplacementOxygen SensorBMW 3-Series 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 will last...Expertly crafted from premium materialsDesigned to match rigorous quality standards$11.92 - $26.19
- ACDelco®Professional™ Oxygen SensorBMW 325i M56 Engine 2004, Professional™ Oxygen Sensor by ACDelco®. Position: Upstream. If your O2 Sensor is not functioning properly, you are robbing yourself of performance and costing yourself money at the gas pump. Let ACDelco’s...ACDelco Professional Oxygen Sensors earn the name ACDelco by being put through a variety of tests, often under extreme and unusual conditionsCustomers can receive better gas mileage with a properly working oxygen sensor$130.95Save: 15%$111.30
- DIY Solutions®Oxygen Sensor SetBMW 325xi / 330xi 2004, Oxygen Sensor Set by DIY Solutions®. Position: Upstream. If you're seeking to get your steel stallion back to its tip-top condition, then this top-notch replacement solution is what you should definitely look out...Designed to help restore your vehicle to its former gloryQuick replacement to let you enjoy an awesome ride again$125.41
- Aceon®Oxygen SensorBMW 3-Series 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$26.32 - $56.26
- CRS®Oxygen SensorBMW 3-Series 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$35.35 - $97.35
- Herko®Oxygen SensorBMW 3-Series 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 keep your...Will help optimize your vehicle’s performance and fuel efficiencyBuilt using high-grade materials for ultimate quality and durability$23.51 - $31.82
- ReplacementOxygen Sensor SetBMW 3-Series 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 by Replacement will...Expertly crafted from premium materialsDesigned to match rigorous quality standards$23.85 - $49.30
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