2014 Audi A4 Emission Control Parts
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TRQ®Oxygen SensorAudi A4 2014, Oxygen Sensor by TRQ®. If your oxygen sensor fails, replace it with this top-grade part developed to easily fix the problem. Built to fit and function exactly as the part it is replacing, the product provides excellent OEM...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$40.95 - $61.95Save: up to 6%$38.90 - $58.23 - Bosch®Narrow-band Oxygen SensorAudi A4 2014, 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$50.81
- Denso®Oxygen SensorAudi A4 2.0L 2014, 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$95.18
- Walker Products®Oxygen SensorAudi A4 2014, 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$59.62 - $113.59
- Bosch®Premium Narrow-band Oxygen SensorAudi A4 2014, 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$96.23
- Walker Products®Premium Oxygen SensorAudi A4 2014, 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$68.44 - $77.27
- NTK®Oxygen SensorAudi A4 2014, 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 sensor element...Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement$101.52
- Bosch®Premium Wideband Oxygen SensorAudi A4 2014, 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$112.53
- WVE®PCV ValveAudi Allroad 2014, PCV Valve by WVE®. WVE emissions products are made to meet or exceed vehicle manufacturer specifications to work in concert with the fuel system, underhood electronics and the engine to minimize emissions of...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$336.65
- Standard®Intermotor™ Vapor CanisterAudi A4 / A4 Quattro / Allroad 2014, Intermotor™ Vapor Canister 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$358.04
- Walker Products®Wideband Premium Oxygen SensorAudi A4 2014, 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$108.23 - $113.59
- Facet®Oxygen SensorAudi A4 2014, Oxygen Sensor by Facet®. Position: Rear. 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...The reliable goods for increase of reliability of the carQuality equal, if not superior, to that of the original components$41.72
- 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 Allroad 2014, 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...Genuine OE replacement for your specific Audi modelDesigned to bring your vehicle back to its pristine condition$6.95 - $502.15
- Audi OEEmission System - Emission ComponentsAudi A4 2014, 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$13.20 - $502.15
- Vemo®Oxygen SensorAudi A4 2014, 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$46.37 - $142.91
- Walker®Oxygen SensorAudi A4 2014, 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 - $257.75
- Delphi®Oxygen SensorAudi A4 2014, Oxygen Sensor by Delphi®. Position: Rear. 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...Resists high temperatures, vibration damage and wire corrosion to protect signal accuracy, and long lifePatented sensors construction and design$125.23
- Denso®Air Fuel Ratio SensorAudi A4 2.0L 2014, 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$115.99
- NTK®Air Fuel Ratio SensorAudi A4 2014, 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 ratio. AFR...Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement$91.04
- Standard®Engine Oil SeparatorAudi A4 2014, Engine Oil Separator 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...Made with precision and quality in mindDesigned to meet your specific needs$167.63
- URO Parts®Oil SeparatorAudi A4 / A4 Quattro / Allroad 2014, Oil Separator 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$22.52 - $44.59
- Vaico®Engine Oil SeparatorAudi A4 / A4 Quattro 2014, Engine Oil Separator by Vaico®. Location: On Block. 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...Made with precision and quality in mindDesigned to meet your specific needs$40.70
- Vaico®Oil SeparatorAudi A4 / A4 Quattro / Allroad 2014, Oil Separator 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...Made with precision and quality in mindDesigned to meet your specific needs$125.84
- Dorman®OE Solutions™ Secondary Air Pressure SensorAudi A4 / A4 allroad / A4 Quattro 2014, OE Solutions™ Secondary Air Pressure Sensor by Dorman®. This evaporative emissions system pressure sensor is designed to match the fit and function of the original sensor on specified vehicles,...Direct replacement - this evaporative emissions system pressure sensor is designed to match the fit and function of the original sensor on specified vehiclesIdeal solution - this sensor is a reliable replacement for an original part that has failed due to fatigue or electrical malfunction$93.26
- Vemo®Air Intake Control ValveAudi A4 Quattro Base CAED Engine 2014, Air Intake Control Valve by Vemo®. Grade: OE. Vemo products are made by high-quality materials and undergo strict quality tests. They are, thereby, the perfect alternative to the original part.Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$48.12
- Standard®Secondary Air Injection Bypass ValveAudi A4 2014, Secondary Air Injection Bypass 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...Made with precision and quality in mindDesigned to meet your specific needs$151.30
- Genuine®Crankcase Breather HoseAudi A4 2014, Crankcase Breather Hose 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$28.66 - $52.19
- Gates®Engine Crankcase Breather HoseAudi A4 2014, Engine Crankcase Breather Hose by Gates®. Location: PCV Valve to Tube. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with...High quality at an affordable priceExpertly made from premium materials$78.42
- SKP®Engine Crankcase Breather HoseAudi A4 2014, Engine Crankcase Breather Hose 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$33.95
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