2007 Audi S4 Emission Control Parts
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TRQ®Oxygen SensorAudi RS4 2007, Oxygen Sensor by TRQ®. Position: Downstream Driver Side. Location: Bank 1 Sensor 2. If your oxygen sensor fails, replace it with this top-grade part developed to easily fix the problem. Built to fit and function exactly...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$35.47$36.95Save $1.48 (4%) - Standard®PCV ValveAudi RS4 2007, 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 for integrity to all channels...Made with precision and quality in mindDesigned to meet your specific needs$405.18
- Genuine®Vapor CanisterAudi S4 2007, 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 and manufactured from premium materials using...Made with precision and quality in mindDesigned to meet your specific needs$191.47 - $784.56
- Beck Arnley®PCV ValveAudi S4 2007, PCV Valve by Beck Arnley®. Make sure your vehicle’s emission control system performs at its optimum level with top-of-the-line Beck Arnley replacement emission control parts. Designed to match OE (original equipment)...Designed to ensure reliable operation of your emission control systemDirect OE (original equipment) replacement$90.50
- TRQ®O2 Oxygen SensorAudi S4 2007, O2 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 improved...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$34.15$35.95Save 5%
- Bosch®Premium Wideband Oxygen SensorAudi S4 2007, Premium 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$103.01 - $131.58
- Walker Products®Oxygen SensorAudi S4 2007, 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 deliver...High quality at an affordable priceExpertly made from premium materials$56.40 - $135.30
- Bosch®Narrow-band Oxygen SensorAudi S4 2007, Narrow-band Oxygen Sensor by Bosch®. Position: Downstream. 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...OE-EquivalentOE Style connectors and wire lengths$50.66
- Vaico®PCV ValveAudi S4 2007, PCV Valve by Vaico®. Designed utilizing the latest technology, this product by Vaico features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured to meet or...Made with precision and quality in mindDesigned to meet your specific needs$20.70
- Pierburg®Secondary Air Injection PumpAudi RS4 / S4 2007, Secondary Air Injection Pump by Pierburg®. 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...High quality at an affordable priceExpertly made from premium materials$390.96
- Denso®Oxygen SensorAudi S4 2007, Oxygen Sensor by Denso®. Position: Downstream. 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....High quality plastic and/or steel constructionDirect replacement for a proper fit every time$86.96 - $164.32
- Bosch®Premium Narrow-band Oxygen SensorAudi S4 2007, Premium Narrow-band 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...OE Identical ConnectorCompact Design$87.03 - $107.78
- Walker Products®Premium Oxygen SensorAudi S4 2007, 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 oxygen...Improved Engine Response & PerformanceLower Emissions$59.78 - $87.12
- Spectra Premium®Oxygen SensorAudi S4 2007, 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$19.92 - $30.65
- NTK®Oxygen SensorAudi S4 2007, 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$78.55 - $100.26
- Facet®Oxygen SensorAudi S4 2007, 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 and...The reliable goods for increase of reliability of the carQuality equal, if not superior, to that of the original components$46.74
- Walker Products®Wideband Premium Oxygen SensorAudi S4 2007, Wideband 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...High quality at an affordable priceExpertly made from premium materials$113.24 - $135.30
- Walker®Oxygen SensorAudi RS4 2007, 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$118.93 - $263.19
- DIY Solutions®Oxygen SensorAudi S4 2007, Oxygen Sensor by DIY Solutions®. Position: Downstream. 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 for. When...Designed to help restore your vehicle to its former gloryQuick replacement to let you enjoy an awesome ride again$26.80$28.51Save $1.71 (6%)
- Delphi®Oxygen SensorAudi S4 2007, 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$86.91 - $141.48
- 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...
- Audi OEEmission System - Emission ComponentsAudi S4 2007, Emission System - Emission Components by Audi OE. Keep your Audi looking showroom-new and running at its best with top-grade Audi OE parts. Genuine in quality, fit, and finish, they’re the finest option to go if you want...Genuine OE replacement for your specific Audi modelDesigned to bring your vehicle back to its pristine condition$11.01 - $1,147.51
- Audi OEEmission System - Emission ComponentsAudi S4 2007, Emission System - Emission Components by Audi OE. Keep your Audi looking showroom-new and running at its best with top-grade Audi OE parts. Genuine in quality, fit, and finish, they’re the finest option to go if you want...Genuine OE replacement for your specific Audi modelDesigned to bring your vehicle back to its pristine condition$11.01 - $1,147.51
- Dorman®New OE Solutions™ PCV ValveAudi S4 2007, New OE Solutions™ PCV Valve by Dorman®. Standard Replacement. This PCV valve kit includes necessary components for repairing an original equipment PCV valve on certain vehicle applications.Complete kit - this PCV valve kit includes all components needed to repair valve right the first timeApplication specific - components designed to replace original components on certain vehicles$37.18
- Genuine®Secondary Air Injection PumpAudi RS4 / S4 2007, Secondary Air Injection Pump 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...Made with precision and quality in mindDesigned to meet your specific needs$1,136.79
- URO Parts®Engine Crankcase Vent ValveAudi S4 2007, Engine Crankcase Vent Valve 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...Designed to replace your worn out exhaust partHelps to restore quiet vehicle operation$19.19
- Dorman®OE Solutions™ Vapor Canister Purge ValveAudi S4 2007, OE Solutions™ Vapor Canister Purge Valve by Dorman®. Location: Near Intake Manifold. Engineered for a perfect fit and plug-and-play installation, this vapor canister purge valve is a direct replacement for the original...Direct replacement - this vapor canister purge valve fits and functions like original equipment to ensure proper function of your vehicle's evaporative emissions systemQuality construction - manufactured from premium materials for a long service life$31.48
- Denso®Air Fuel Ratio SensorAudi S4 2007, 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$131.40 - $139.45
- TRQ®Vapor Canister Purge SolenoidAudi RS4 2007, Vapor Canister Purge Solenoid by TRQ®. Designed to perform just as well as the OEM part, this vapor canister purge solenoid is what you need to restore the emission control system of your vehicle. The product is...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$24.91$25.95Save $1.04 (4%)
- Standard®Intermotor™ Vapor Canister Purge SolenoidAudi S4 2007, Intermotor™ Vapor Canister Purge Solenoid by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...Made with precision and quality in mindDesigned to meet your specific needs$39.94 - $91.02
Shop By Service Type
- Oxygen Sensor Replacement
- Air Pump Check and Diverter Valve Replacement
- Canister Purge Solenoid Replacement
- Air Pump Check Valve Replacement
- Positive Crankcase Ventilation (PCV) Valve Replacement
- Fuel Evaporative Canister Replacement
- Vent Oil Separator Replacement
- Air Injection System Control Valve Replacement
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2007 Audi S4 Models
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