2005 Audi A4 Emission Control Parts
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Vaico®Vapor Canister Shut-Off ValveAudi A4 / A4 Quattro 2.0L Gas 2005, Vapor Canister Shut-Off 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...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$81.92 - Genuine®Crankcase Breather HoseAudi A4 2005, 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$12.26 - $362.61
- SKP®Engine Crankcase Breather HoseAudi A4 / A4 Quattro 1.8L 2005, 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....High quality at an affordable priceExpertly made from premium materials$5.92
- Gates®Engine Crankcase Breather HoseAudi A4 / A4 Quattro 2005, 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$18.24 - $48.52
- Genuine®PCV HoseAudi A4 2005, 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 state-of-the-art...Made with precision and quality in mindDesigned to meet your specific needs$72.32
- Gates®PCV Valve HoseAudi A4 / A4 Quattro 2.0L Gas 2005, 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...High quality at an affordable priceExpertly made from premium materials$40.27
- Dorman®Help™ PCV Valve HoseAudi A4 / A4 Quattro 2.0L BPG Engine Gas 2005, Help™ PCV Valve Hose by Dorman®. 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$18.67
- WVE®Oxygen Sensor RelayAudi A4 / A4 Quattro 2005, 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
- Genuine®Breather Plate GasketAudi A4 2.0L Gas 2005, Breather Plate Gasket 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...Made with precision and quality in mindDesigned to meet your specific needs$16.14
- Genuine®Crankcase Vent Valve SealAudi A4 Quattro 3.2L 2005, Crankcase Vent Valve Seal 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$29.25
- SKP®Engine Crankcase Breather ConnectorAudi A4 / A4 Quattro 1.8L 2005, Engine Crankcase Breather Connector 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...High quality at an affordable priceExpertly made from premium materials$5.40
- URO Parts®Engine Crankcase Breather HoseAudi A4 2005, Engine Crankcase Breather Hose by URO Parts®. 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...Made with precision and quality in mindDesigned to meet your specific needs$8.71 - $31.66
- URO Parts®PCV Valve Hose with 90 Degree ConnectorAudi A4 / A4 Quattro 2.0L Gas 2005, PCV Valve Hose with 90 Degree Connector by URO Parts®. Check Valve Hose. Location: From Pressure Regulator Valve. Make your vehicle operating quiet again by replacing your malfunctioning component...Designed to replace your worn out exhaust partHelps to restore quiet vehicle operation$14.52
- URO Parts®PCV Valve SealAudi A4 / A4 Quattro 2.0L Gas 2005, PCV Valve Seal 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...High quality plastic and/or steel constructionDirect replacement for a proper fit every time$3.53
- Vaico®Breather HoseAudi A4 2005, Breather Hose 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...Made with precision and quality in mindDesigned to meet your specific needs$31.75 - $95.39
- Vaico®Crankcase Breather HoseAudi A4 2005, Crankcase Breather Hose by Vaico®. 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$15.32 - $45.21
- Vaico®Engine Crankcase Breather ConnectorAudi A4 / A4 Quattro 1.8L 2005, Engine Crankcase Breather Connector by Vaico®. Designed utilizing the latest technology, this product by Vaico features premium quality and will perform better than advertised. Perfect for your vehicle...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$15.26 - $25.91
- Standard®TechSmart™ Engine Crankcase Breather HoseAudi A4 Quattro 2.0L Gas 2005, TechSmart™ Engine Crankcase Breather Hose by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and...Made with precision and quality in mindDesigned to meet your specific needs$31.46
- Elring®Crankcase Breather GasketAudi A4 / A4 Quattro 2.0L BPG Engine Gas 2005, Crankcase Breather Gasket by Elring®. Is your CHECK ENGINE light on? Has your vehicle failed a state emissions test? Your vehicle's emissions control system is in need of repair, but before...High quality at an affordable priceExpertly made from premium materials$3.79
- Kayser®Breather HoseAudi A4 / A4 Quattro 1.8L 2005, Breather Hose by Kayser®. Hose and Lines are the basis for functioning supply systems. Air, oil or fuel - reliable feeding needs to be ensured. Kayser produce fuel lines as well as ventilation lines for...High-grade design and construction built to last for yearsPerfect for use in high-speed environments$45.97 - $57.48
- Rein®Breather HoseAudi A4 / A4 Quattro 2005, Breather Hose by Rein®. Air, breather, and vacuum hoses channel air and vapors and make sure your vacuum operated accessories can be properly actuated. Unfortunately, age and exposure to heat and the...Direct fit, form, and functionEngineered to the highest OE standards$11.61 - $30.21
- Genuine®Secondary Air Injection Pump Rubber MountAudi A4 2005, Secondary Air Injection Pump Rubber Mount 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$14.95
- URO Parts®Air Pump HoseAudi A4 / A4 Quattro 1.8L 2005, Air Pump Hose by URO Parts®. Location: Valve to Air Hose. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and...High quality at an affordable priceExpertly made from premium materials$16.11
- Mahle®Secondary Air Injection Pump GasketAudi A4 / A4 Quattro 2005, Secondary Air Injection Pump Gasket by Mahle®. 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$4.06
- Davico®Direct Fit Catalytic ConverterAudi A4 / A4 Quattro 2005, Catalytic Converter by Davico®. Converter Configuration: Direct Fit. This direct-fit catalytic converter by Davico will be a great solution to replace your failed or damaged catalytic converter. Once your...$209.85 - $416.36
- Davico®Direct Fit Catalytic Converter and Pipe AssemblyAudi A4 / A4 Quattro 3.0L Gas Transmission 2005, Catalytic Converter and Pipe Assembly by Davico®. Converter Configuration: Direct Fit. Position: Driver Side. With 2 O2 Sensor Ports. Catalytic Converter Overall Length: 45". Gaskets Not...$588.32
- AP Exhaust®Direct Fit Catalytic ConverterAudi A4 2005, Catalytic Converter by AP Exhaust®. Converter Configuration: Direct Fit. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is...$524.06 - $863.72
- Walker®Ultra™ Direct Fit Round Body Catalytic ConverterAudi A4 2005, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Round. With 1 Inlet. With O2 Sensor Port. Walker is an OE supplier to many major nameplate vehicle...$483.15 - $521.49
- MagnaFlow®Heavy Metal Universal Fit Round Body Catalytic ConverterAudi A4 / A4 Quattro 2005, Heavy Metal Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Catalytic Inlet Diameter: 2". Catalytic Outlet Diameter: 2"....$178.00 - $182.00
- MagnaFlow®OEM Grade Universal Fit Round Body Catalytic ConverterAudi A4 / A4 Quattro 2005, OEM Grade Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Catalytic Inlet Diameter: 2". Catalytic Outlet Diameter: 2"....$194.00 - $197.00
Shop By Service Type
- Oxygen Sensor Replacement
- Secondary Air Injection System Air Bypass Valve Replacement
- Canister Purge Solenoid Replacement
- Air Pump Check and Diverter Valve Replacement
- Positive Crankcase Ventilation (PCV) Valve Replacement
- Air Pump Check Valve Replacement
- Fuel Evaporative Canister Replacement
- Positive Crankcase Ventilation (PCV) Valve Hose Replacement
- Vent Oil Separator Replacement
- Secondary Air Injection Hose Replacement
- Air Injection System Control Valve Replacement
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2005 Audi A4 Models
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