2004 BMW 3-Series Emission Control Parts
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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$35.84 - $64.94$36.95 - $66.95Save up to 4%
- Genuine®Vapor CanisterBMW 320i / 325Ci / 325i / 325xi / 330Ci / 330i / 330xi M54 Engine 2004, Vapor Canister by Genuine®. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest technologies...Made with precision and quality in mindDesigned to meet your specific needs$378.44
- Beck Arnley®PCV Valve KitBMW 3-Series 2.5L / 3.0L M54 Engine 2004, PCV Valve Kit by Beck Arnley®. Original Equipment Type. When investing in this superior product by Beck Arnley, expect to get the exact OEM look, function, and fit. The product was developed to...OE quality products from top original equipmentTop quality materials$147.05 - $181.36
- SKP®Secondary Air Injection PumpBMW 3-Series 2.5L / 3.0L M54 Engine 2004, Secondary Air Injection Pump by SKP®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with...Made with precision and quality in mindDesigned to meet your specific needs$81.86
- URO Parts®New Secondary Air Injection PumpBMW 3-Series 2004, New Secondary Air Injection Pump by URO Parts®. Make your vehicle operating quiet again by replacing your malfunctioning component with this top-notch emission control part. The dependable URO part will make your...Designed to replace your worn out exhaust partHelps to restore quiet vehicle operation$137.22 - $156.92
- 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$59.47$61.95Save $2.48 (4%)
- 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$61.47 - $102.64
- 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$66.96 - $128.13
- 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$127.66 - $148.20
- 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 - $115.94
- 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$57.74
- Pierburg®Non-Return Vacuum Control ValveBMW 3-Series M56 Engine 2004, Non-Return Vacuum Control Valve by Pierburg®. 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...Made to provide unequaled quality and reliabilityMade with the use of the latest technologies$32.07
- 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 - $97.34
- 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®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 - $115.27
- 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
- Genuine®Crankcase Vent ValveBMW 3-Series 2004, Crankcase Vent Valve by Genuine®. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest technologies and manufactured from premium materials using...Made with precision and quality in mindDesigned to meet your specific needs$111.72 - $143.87
- 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$82.98
- Dorman®Help™ PCV ValveBMW 3-Series 2004, Help™ PCV Valve by Dorman®. Keep your vehicle’s emission control system in top-notch condition with superior Dorman replacement emission control parts. Manufactured from top-grade materials using advanced...Application specific - components designed to replace original components on certain vehiclesDurable materials - made to resist fluctuating under-hood temperatures to ensure longevity$56.14
- Standard®Intermotor™ PCV ValveBMW 330Ci / 330i / 330xi 2004, Intermotor™ PCV Valve 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...Made with precision and quality in mindDesigned to meet your specific needs$47.81 - $52.99
- Dorman®OE Solutions™ Secondary Air Injection PumpBMW 3-Series 2004, OE Solutions™ Secondary Air Injection Pump by Dorman®. Pulley Not Required. Dorman’s A.I.R. Pump comes with all the hardware and other components necessary for a complete repair. Since this part is a direct...Save money by replacing only the failed pump - instead of the entire mating cover assemblyReplacement restores A.I.R. System to proper functioning$235.46 - $262.70
- 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
- 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
- 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
- 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
- URO Parts®PCV ValveBMW 3-Series 2.5L / 3.0L M54 Engine with Cold Climate Version 2004, PCV Valve by URO Parts®. Make your vehicle operating quiet again by replacing your malfunctioning component with this top-notch emission control part. The dependable...Direct replacement for a proper fit every timeEasy installation$56.60
- URO Parts®PCV Valve KitBMW 3-Series 2004, PCV Valve Kit by URO Parts®. Make your vehicle operating quiet again by replacing your malfunctioning component with this top-notch emission control part. The dependable URO part will make your exhaust system work as...Direct replacement for a proper fit every timeEasy installation$20.44 - $85.99
- SKP®PCV ValveBMW 3-Series 2004, PCV Valve by SKP®. 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...High quality at an affordable priceExpertly made from premium materials$55.49 - $128.18
- Febi®Crankcase Ventilation Valve KitBMW 3-Series 2004, Crankcase Ventilation Valve Kit by Febi®. 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....The finest quality at a great priceEngineered to provide reliable performance for years to come$116.20 - $132.88
- Pierburg®Secondary Air Injection PumpBMW 3-Series 2004, Secondary Air Injection Pump by Pierburg®. 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...24 Months/24,000 MilesMade to provide unequaled quality and reliability$192.32 - $259.61
Shop By Service Type
- Oxygen Sensor Replacement
- Air Injection System Control Valve Replacement
- Evaporation Vent Solenoid Replacement
- Air Pump Check and Diverter Valve Replacement
- Canister Purge Solenoid Replacement
- Air Pump Check Valve Replacement
- Positive Crankcase Ventilation (PCV) Valve Replacement
- EGR Temperature Sensor Replacement
- Fuel Evaporative Canister Replacement
- Positive Crankcase Ventilation (PCV) Valve Hose Replacement
- Vent Oil Separator Replacement
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