2013 Audi S4 Emission Control

Change Vehicle
Show items:
Sort by:
  • Oxygen Sensors
  • PCV & Breathers
  • Vapor Canisters
  • EGR Valves
  • Air Injection Pumps
  • Catalytic Converters
    • (0 reviews)
      # mpn980875
      Audi S4 2013, 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 mixture...
      Corrosion-resistant stainless steel constructionPTFE filter blocks efficiency-robbing contaminants
      $127.62
    • (0 reviews)
      # mpn357666793
      Audi S4 2013, 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 Denso....
      Designed to help reduce fuel consumption and harmful emissionsMade with the use of state-of-the-art sensor technologies
      $105.98
    • (0 reviews)
      # mpn4410688942
      Audi S4 2013, Intermotor™ Vapor Canister 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 for...
      OE quality parts from top original equipment and aftermarket manufacturersEach fuel vapor canister is designed and tested to OE specifications for a direct-fit replacement controlling the loss of evaporative emissions from fuel systems to the environment.
      $144.92
    • (0 reviews)
      # mpn911136
      Audi S4 2013, Premium Oxygen Sensor by Bosch®. Position: Downstream. 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...
      Up to 15 % savings in fuel costsReduced CO2 emissions
      $73.51
    • (0 reviews)
      # mpn935049
      Audi S4 2013, Wideband Oxygen Sensor by Bosch®. Position: Upstream. 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...
      Detects the exact amount of unburned fuel in the exhaust streamOE connectors and OE-style harness for continuous wire from connector to sensor
      $124.04
    • (0 reviews)
      # 152247055
      Audi S4 2013, Air Fuel Ratio Sensor by NTK®. 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 the ECU with an Exact AFR...
      Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement
      $105.05
    • (0 reviews)
      # 152247063
      Audi S4 2013, 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 to the...
      Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement
      $59.06
    • (0 reviews)
      # mpn1828176
      Audi S4 2013, 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
      $130.05
    • (0 reviews)
      # 824125471
      Audi S4 2013, EGR 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 meet your needs and deliver great...
      24 Months/24,000 MilesMade to provide unequaled quality and reliability
      $91.98 - $93.08
    • (0 reviews)
      # 458988704
      Audi S4 2013, 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 the...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $149.41
    • (0 reviews)
      # mpn1314102
      Audi S4 2013, Catalytic Converter Gasket by AJUSA®. Position: Outlet. If you need durable gaskets to prevent leaks on your vehicle, Ajusa 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
      $4.26
    • (0 reviews)
      # 585527861
      Audi S4 2013, Professional™ Oxygen Sensor by ACDelco®. 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 Professional Oxygen Sensors...
      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
      $83.09 - $229.22
    • (0 reviews)
      # 864275292
      Universal Custom Oil Catch Can by Boomba Racing®. The Boomba Racing Universal Catch Can prevents build up of oil residue in the intake system and the engine. Comes with a bracket that helps to make it easier to mount on your specific...
      Holds over 350ml of liquidInlet/Outlet for 3/8" hose
      +1
      $195.00
    • (0 reviews)
      # mpn4495394025
      Universal Catch Can Quick Drain Valve by Boomba Racing®. Finish: Natural Aluminum. To make draining your Boomba Racing Catch Can even easier! Introducing the Boomba Racing Quick Drain Valve. This piece is meant to replace the 3/16"...
      CNC machined from corrosion resistant stainless steel in-house in Wood Dale, IllinoisUses 1/4" hose for fitting
      $45.00
    • (0 reviews)
      # 689207160
      Audi S4 Manufactured Before February 25 2013, 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...
      Increase vehicle fuel economy and engine performance while decreasing vehicle exhaust emissions100% performance tested to meet vehicle requirements
      $141.59


    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

    Popular Products




    2013 Audi S4 Models
    SECURE SHOPPING

    All manufacturer names, symbols, and descriptions, used in our images and text are used solely for identification purposes only.
    It is neither inferred nor implied that any item sold by CARiD.com is a product authorized by or in any way connected with any vehicle manufacturers displayed on this page.