1999 Audi A4 Emission Control Parts
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Cardone Reman®Secondary Air Injection PumpAudi A4 2.8L 1999, Secondary Air Injection Pump by Cardone Reman®. Import. Cardone Remanufactured Smog Pumps are engineered for quick installation and no comebacks. These pumps come with all necessary components for easy installation,...100% testing of all units guarantees reliable performance every timeHigh temperature grease extends bearing life, resulting in longer pump life$147.48 - Beck Arnley®PCV ValveAudi A4 / A4 Quattro 1.8L 1999, 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...Designed to ensure reliable operation of your emission control systemDirect OE (original equipment) replacement$15.02
- SKP®Secondary Air Injection PumpAudi A4 / A4 Quattro 2.8L 1999, Secondary Air Injection Pump by SKP®. 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....Made with precision and quality in mindDesigned to meet your specific needs$134.00
- Dorman®OE Solutions™ Secondary Air Injection PumpAudi A4 2.8L 1999, OE Solutions™ Secondary Air Injection Pump by Dorman®. Pulley Not Required. Dorman’s A.I.R. Pump comes with all the hardware and other components necessary for a complete repair. Since this part is a direct...Save money by replacing only the failed pump - instead of the entire mating cover assemblyReplacement restores A.I.R. System to proper functioning$290.38
- Vemo®Secondary Air PumpAudi A4 2.8L 1999, Secondary Air Pump by Vemo®. Grade: Aftermarket. 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$350.67
- Genuine®PCV ValveAudi A4 1999, PCV Valve 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 state-of-the-art...Made with precision and quality in mindDesigned to meet your specific needs$35.96 - $249.97
- Standard®Intermotor™ PCV ValveAudi A4 / A4 Quattro 1.8L 1999, Intermotor™ PCV Valve by Standard®. No Connector. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the...Made with precision and quality in mindDesigned to meet your specific needs$18.78
- URO Parts®PCV ValveAudi A4 / A4 Quattro 1.8L 1999, PCV 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$9.90
- 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 A4 1999, 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$21.74 - $871.62
- Dorman®New OE Solutions™ PCV ValveAudi A4 / A4 Quattro 1.8L / 2.8L 1999, 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$36.62
- SKP®PCV ValveAudi A4 / A4 Quattro 1.8L 1999, PCV Valve 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$7.35 - $11.05
- Bosch®Narrow-band Oxygen SensorAudi A4 1999, Narrow-band Oxygen Sensor by Bosch®. 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 sensors are subjected....OE-EquivalentOE Style connectors and wire lengths$71.58
- Dorman®OE Solutions™ Vapor Canister Purge ValveAudi A4 1999, 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$30.06
- Denso®Oxygen SensorAudi A4 1999, Oxygen Sensor by Denso®. 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. Engineered with the use of...High quality plastic and/or steel constructionDirect replacement for a proper fit every time$60.38 - $86.17
- Walker Products®Oxygen SensorAudi A4 1999, 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$48.73 - $60.45
- Bosch®Premium Narrow-band Oxygen SensorAudi A4 1999, Premium Narrow-band 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$72.32 - $98.09
- Walker Products®Premium Oxygen SensorAudi A4 1999, 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$64.48 - $73.42
- NTK®Oxygen SensorAudi A4 1999, 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$65.28 - $84.20
- Standard®Intermotor™ Vapor Canister Purge SolenoidAudi A4 / A4 Quattro 1999, 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...Made with precision and quality in mindDesigned to meet your specific needs$38.85 - $51.35
- Denso®Universal Fit Oxygen SensorAudi A4 1999, Universal Fit Oxygen Sensor by Denso®. 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 under...Corrosion-resistant stainless steel constructionPTFE filter blocks efficiency-robbing contaminants$77.93 - $82.40
- Vaico®PCV Engine Crankcase Vent ValveAudi A4 Germany Built 1999, PCV Engine Crankcase Vent Valve by Vaico®. Quality results from the consistent pursuit of a customer-focused strategy. Clients wishes are in the center of business. Vaico aim: the best quality for your...Designed to provide long-lasting service lifeMade utilizing state-of-the-art equipment$110.64
- URO Parts®Emission Check ValveAudi A4 1999, Emission Check 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 work...High quality plastic and/or steel constructionDirect replacement for a proper fit every time$4.92 - $5.21
- Standard®Intermotor™ Secondary Air Injection Bypass ValveAudi A4 2.8L 1999, Intermotor™ 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...Made with precision and quality in mindDesigned to meet your specific needs$230.68
- URO Parts®Vapor Canister Purge ValveAudi A4 / A4 Quattro 2.8L 1999, Vapor Canister Purge 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...Designed to replace your worn out exhaust partHelps to restore quiet vehicle operation$26.00
- Gates®Engine Crankcase Breather HoseAudi A4 / A4 Quattro 1999, Engine Crankcase Breather Hose by Gates®. 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....High quality at an affordable priceExpertly made from premium materials$34.37 - $45.50
- Genuine®PCV HoseAudi A4 / A4 Quattro 1.8L 1999, PCV 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$70.38 - $72.32
- Dorman®Help™ PCV Valve HoseAudi A4 1999, Help™ PCV Valve Hose by Dorman®. Location: Engine Breather Hose. Proper crankcase ventilation is key to smooth performance and engine longevity. Made from quality materials to resist cracking and brittleness, this PCV...Ideal replacement - this PCV tubing replaces the original hose on specified vehicle years, makes and modelsDurable materials - this PCV hose is designed to withstand exposure to extreme temperatures and oil vapors to resist cracking and leaking$27.30 - $30.78
- Gates®PCV Valve HoseAudi A4 1999, PCV Valve Hose by Gates®. Emission Hose is constructed from high quality materials for durability and maximum service life. Replacement hose effectively restores the emission system to proper operation and performance.High quality at an affordable priceExpertly made from premium materials$57.49 - $100.94
- WVE®Oxygen Sensor RelayAudi A4 / A4 Quattro 1999, Oxygen Sensor Relay 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$5.02
Shop By Service Type
- Oxygen Sensor Replacement
- Secondary Air Injection Hose Replacement
- Canister Purge Solenoid Replacement
- Positive Crankcase Ventilation (PCV) Valve Replacement
- Secondary Air Injection System Air Bypass Valve Replacement
- Air Pump Check Valve Replacement
- Positive Crankcase Ventilation (PCV) Valve Hose Replacement
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1999 Audi A4 Models
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