2011 Subaru WRX Emission Control

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    • (0 reviews)
      $59.54from $47.63 - $89.18
      Subaru WRX 2011, 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...
      Up to 15 % savings in fuel costsReduced CO2 emissions
      # 35994415
    • (0 reviews)
      $16.20$12.96
      Subaru WRX 2457 CC. 2458 CC 2011, 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 reputation...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      # 45115746
    • (0 reviews)
      $16.74$13.39
      Subaru WRX STI 2457 CC. 2458 CC 2011, 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...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      # 45115751
    • (0 reviews)
      $90.94$72.75
      Subaru WRX 2011, Replacement Oxygen Sensor by NTK®. This product is designed to improve engine efficiency and fuel mileage, while reducing emissions and extending catalyst life. The oxygen sensor is made of premium quality material...
      Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement
      # 22145652
    • (0 reviews)
      $56.69from $45.35 - $67.28
      Subaru WRX 2011, Downstream OE Connector Oxygen Sensor by Denso®, 1 Piece. 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...
      Corrosion-resistant stainless steel constructionPTFE filter blocks efficiency-robbing contaminants
      # 36548763
    • (0 reviews)
      $37.43$29.94
      Subaru WRX 2458 CC 2011, Universal Fit Oxygen Sensor by Bosch®. Location: Downstream. Properly functioning oxygen sensors are important when it comes to your vehicle's fuel efficiency and reducing harmful exhaust emissions. That's...
      Up to 15 % savings in fuel costsReduced CO2 emissions
      # 35990522
    • (0 reviews)
      $3.95$3.16
      Subaru WRX EJ255 Engine 2011, EGR Valve Gasket by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      # 40583540
    • (0 reviews)
      $619.50$495.60
      Universal UEGO Wideband O2 Module by Accel®. No matter what vehicle you own, its ignition system is what helps to achieve the mileage and power you bought it for. Quality ignition system components are a sure way to let your engine...
      # 12710251
    • (0 reviews)
      $93.53from $74.82 - $991.22
      Universal Gen VII™Linear Oxygen Sensor by Accel®. No matter what vehicle you own, its ignition system is what helps to achieve the mileage and power you bought it for. Quality ignition system components are a sure way to let your...
      # 12710299
    • (0 reviews)
      $33.33$26.66
      Subaru WRX STI 2011, PCV Valve by Genuine®. If you have a dirty air filter, clogged PCV valve, or defective MAF sensor you may be tempted to just run down to the local auto parts chain store for a replacement, but before you waste...
      # 8801345
    • (0 reviews)
      $22.04$17.63
      Subaru WRX 2011, Breather Hose by Genuine®. Position: Left. Note: Cylinder Head to P.C.V. Pipe. If you have a dirty air filter, clogged PCV valve, or defective MAF sensor you may be tempted to just run down to the local auto parts...
      # 44711936
    • (0 reviews)
      $144.06$115.25
      Subaru WRX 2011, Upstream OE Connector Air Fuel Ratio Sensor by Denso®, 1 Piece. The air/fuel ratio sensor sends information to the engine management computer to makes adjustments based on driving conditions. This wider range and...
      Tarnish-proof platinum electrodes provides longer life and maintains accuracyQuick-response planar zircon element can quickly detect oxygen concentration
      # 21104237
    Guides & Articles
    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 system. The sensor itself is made of a ceramic compound with porous-shaped electrodes coated in platinum, surrounded by a protective metal shell casing. O2 sensor casings are threaded, and the entire unit...
    2011 Subaru WRX Models
    • 2011 Subaru Impreza WRX Replacement Emission Control Parts
    • 2011 Subaru Impreza WRX Limited Replacement Emission Control Parts
    • 2011 Subaru Impreza WRX Premium Replacement Emission Control Parts
    • 2011 Subaru Impreza WRX STI Replacement Emission Control Parts
    • 2011 Subaru Impreza WRX STI Limited Replacement Emission Control Parts