2010 Subaru WRX Emission Control

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    • (0 reviews)
      # 21061381
      Subaru WRX 2010, 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 monitor the air fuel...
      Corrosion-resistant stainless steel constructionPTFE filter blocks efficiency-robbing contaminants
      $50.54 - $64.18
    • (0 reviews)
      # mpn4429901038
      Subaru WRX STI 2.5L 2010, Professional™ Oxygen Sensor by ACDelco®. Position: Downstream. If your O2 Sensor is not functioning properly, you are robbing yourself of performance and costing yourself money at the gas pump. Let...
      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
      $77.09
    • (0 reviews)
      # 710351086
      Subaru WRX 2010, 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
      $104.88 - $106.93
    • (0 reviews)
      # 93146437
      Subaru WRX 2010, Baffled Oil Catch Can by Mishimoto®. The Mishimoto Baffled Oil Catch Can is the most advanced oil catch can on the market. Every turbo system deserves to be complemented by a proper oil catch can setup, also known as an...
      50-micron bronze filter blocks oil from depositing in ventilation systemSpecial engineered inlet pattern "turbulates" air longer, allowing oil to condense
      $393.75 - $397.50
    • (0 reviews)
      # mpn2238888
      Subaru WRX STI 2.5L 2010, Oxygen Sensor by NTK®. Position: Downstream. Location: B1S2. Thimble type sensors feature a ceramic element that projects into the exhaust system and becomes electrically conductive at high temperature. The...
      Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement
      $57.59
    • (0 reviews)
      # 73694021
      Subaru WRX 2010, Oil Catch Can Kit by PERRIN Performance®. The PERRIN Performance Air Oil Separator traps oil from the crank case vents before it enters the intake, thus increasing intercooler efficiency and reduces chances of...
      Increases intercooler efficiencyReduces carbon build up
      $445.50
    • (0 reviews)
      # mpn1741955795
      Subaru WRX / WRX STI 2.5L 2010, Intermotor™ New Secondary Air Injection Pump by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $424.51
    • (0 reviews)
      # 689685314
      Subaru WRX 2010, Small Body Oil Catch Can by Moroso®. 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...
      Plumbed into a vehicle's PCV system to capture the excess crankcase vapors, residual oil mist and moisture from reentering the intake tractVehicles from the factory vent these excess crankcase vapors, residual oil mist and moisture right back into the intake manifold which could cause detonation, oil deposits to form in the intake tract including the valves themselves and from lowering the efficiency of the intercooler in intercooler equipped vehicles
      $327.27 - $352.83
    • (0 reviews)
      # 85013491
      Subaru WRX 2010, Twin Large Body Oil Catch Can by Moroso®. 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...
      Plumbed into a vehicle's PCV system to capture the excess crankcase vapors, residual oil mist and moisture from reentering the intake tractVehicles from the factory vent these excess crankcase vapors, residual oil mist and moisture right back into the intake manifold which could cause detonation, oil deposits to form in the intake tract including the valves themselves and from lowering the ficiency of the intercooler in intercooler equipped vehicles
      $362.93 - $366.22
    • (0 reviews)
      # mpn1848278978
      Subaru WRX / WRX STI Base 2010, Dual Catch Can Kit by Radium®. 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
      $417.95
    • (0 reviews)
      # mpn2440739981
      Subaru WRX STI 2.5L 2010, Universal Fit Oxygen Sensor by Bosch®. Position: Downstream. Universal Oxygen Sensors with OE SmartLink™ are quick and easy to install. Each sensor has enough length of sensor wire to allow maximum...
      Patented SmartLink™ connector systemNo special tools required for installation
      $34.78
    • (0 reviews)
      # mpn1074772380
      Subaru WRX STI 2.5L 2010, Air Fuel Ratio Sensor by NTK®. Position: Upstream. Location: B1S1. Air fuel ratio sensors utilize a sophisticated sensing element that enables them to produce a precise output in proportion to the air fuel...
      Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement
      $136.50
    • (0 reviews)
      # 199965123
      Subaru WRX STI 2.5L 2010, 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...
      OE connectors and wire lengths within 3" of OE specificationsResists high temperatures, vibration damage and wire corrosion to protect signal accuracy, and long life
      $51.65 - $179.36
    • (0 reviews)
      # 1235572419
      Subaru WRX 2010, Oxygen Sensor by Aceon®. Position: Downstream. 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....
      Designed to provide long-lasting service lifeMade utilizing state-of-the-art equipment
      $22.08
    • (0 reviews)
      # mpn53664071
      Subaru WRX / WRX STI 2.5L 2010, Intermotor™ PCV Valve by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $9.45
    • (0 reviews)
      # mpn2658074406
      Subaru WRX STI 2.5L 2010, New PCV Valve by Dorman®. Standard Replacement. The PCV Valve is a major component of the PCV System. Designed from high-quality materials for sustained reliability, Dorman's PCV Valve provides a one-way...
      Direct replacement for a proper fitSave time and money by replacing failed valve, instead of the entire assembly
      $9.70
    • (0 reviews)
      # mpn1848278979
      Subaru WRX / WRX STI Base 2010, Oil Catch Can Kit by Radium®. 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
      $427.45
    • (0 reviews)
      # mpn1258168
      Subaru WRX STI Base 2.5L 2010, ECO II Catalytic Converter by Eastern®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Position: Front. Location: Undercar. Without O2 Sensor Ports. Catalytic Converter Overall Length:...
      Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
      $235.43
    • (0 reviews)
      # 286295556
      Subaru WRX 2010, ECO III Catalytic Converter by Eastern®. Emissions: EPA compliant. Converter Configuration: Universal Fit. Position: Rear Undercar. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Ports....
      Direct OEM replacementDesigned with twice the amount of Rhodium to help keep the MIL off on vehicles with high mileage, low emissions, or higher than normal emissions
      $67.95
    • (0 reviews)
      # mpn2441782786
      Subaru WRX STI Base 2.5L 2010, Catalytic Converter by AP Exhaust®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Position: Front. Catalytic Converter Overall Length: 20.5". The growing concern for the environment means...
      5-year/50,000-mile warranty on converter body25,000-mile warranty on emissions
      $273.93
    • (0 reviews)
      # mpn2263351189
      Subaru WRX / WRX STI 2.5L 2010, Catalytic Converter and Pipe Assembly by DEC®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Position: Rear. Pick out a catalytic converter by DEC and get your emissions back into check...
      Direct fitMade from a heavy duty stainless steel outer shell
      $205.63
    • (0 reviews)
      # 210561153
      Subaru WRX 2010, Intermotor™ Vapor Canister Purge Solenoid by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $27.93 - $77.37
    • (0 reviews)
      # mpn592045849
      Subaru WRX STI 2010, Intermotor™ Secondary Air Injection Bypass Valve by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $215.38
    • (0 reviews)
      # 939599563
      Subaru WRX STI 2.5L 2010, Secondary Air Injection Check 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...
      Manufactured from premium grade materialsBuilt to provide exceptional OE quality and function
      $178.95
    • (0 reviews)
      # 458966630
      Subaru WRX 2010, Upgraded AOS Fitting Kit by PERRIN Performance®. Designed utilizing the latest technology, this product by PERRIN Performance features premium quality and will perform better than advertised. Perfect for your vehicle...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $82.80
    • (0 reviews)
      # mpn4524527417
      Subaru WRX / WRX STI 2.5L Standard Transmission 2010, Catalytic Converter and Pipe Assembly by PaceSetter®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Position: Rear. If you want to get the most out of your vehicle,...
      Direct-Fit Catalytic Converters are a direct replacement for original equipmentManufactured using mandrel-bent 16-gauge and stainless steel tubing
      $210.00
    • (0 reviews)
      # 35994408
      Subaru WRX STI 2.5L 2010, Premium 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 is...
      OE Identical ConnectorCompact Design
      $59.81 - $108.64
    • (0 reviews)
      # 111781671
      Subaru WRX 2010, ECO III Catalytic Converter and Pipe Assembly by Eastern®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Position: Rear. Location: Undercar. With 1 O2 Sensor Port. Catalytic Converter Overall Length:...
      Direct OEM replacementDesigned with twice the amount of Rhodium to help keep the MIL off on vehicles with high mileage, low emissions, or higher than normal emissions
      $224.95
    • (0 reviews)
      # mpn4498747847
      Subaru WRX STI 2.0L with CBA-GRB Chassis / with CBA-GVB Chassis 2010, Catalytic Converter with Front Pipe by HKS®. Emissions: EPA compliant. Converter Configuration: Direct Fit. This product is made from materials of the highest...
      $1,350.44
    • (0 reviews)
      # mpn4522744557
      Subaru WRX Base / Premium 2010, Air Fuel Ratio Sensor by Aceon®. Position: Upstream. 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...
      Designed to provide long-lasting service lifeMade utilizing state-of-the-art equipment
      $53.98


    Guides & Articles

    Useful articles fast to read and guides easy to understand written by mechanics and car enthusiasts to turn your shopping experience with CARiD into a pleasure

    • Replacement Emission Control Parts
      August 18, 2014
      Oxygen Sensors - Why Does My Car Have Four, And...
      An oxygen sensor (also known as an O2 sensor or Lambda sensor) is a sensor designed to generate a reading based on the content of oxygen in an automotive exhaust...
      by Michael Grayen
    • Ignition Parts
      August 10, 2014
      Auto Parts: Dealer vs. Aftermarket
      The question of whether to buy parts from an automotive dealer vs. ones from aftermarket manufacturers is as age-old as the automobile itself. Below, we'll take a look...
      by Timothy Zahl

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