1999 Audi A4 Emission Control Parts
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SKP®PCV Valve HoseAudi A4 / A4 Quattro With Engine Breather Hose 1999, PCV Valve Hose by SKP®. Quantity: 1 Piece. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high...Precise engineering ensures second to none quality and lasting valueStringently tested with the highest quality standards$16.17 - $25.50 - URO Parts®Engine Crankcase Breather HoseAudi A4 1999, 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$11.33 - $30.39
- Genuine®PCV Valve Hose ClampAudi A4 1.8L 1999, PCV Valve Hose Clamp 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$7.79 - $10.43
- URO Parts®Oil Separator HoseAudi A4 / A4 Quattro 1.8L Transmission 1999, Oil Separator Hose 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...Designed to replace your worn out exhaust partHelps to restore quiet vehicle operation$21.30
- URO Parts®T-Shaped PCV HousingAudi A4 / A4 Quattro 1.8L 1999, T-Shaped PCV Housing 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$6.49
- SKP®Engine Crankcase Breather ConnectorAudi A4 / A4 Quattro 1.8L 1999, 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$5.07
- Vaico®Breather HoseAudi A4 / A4 Quattro 1999, 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...Made with precision and quality in mindDesigned to meet your specific needs$11.12 - $30.25
- Vaico®Engine Crankcase Breather ConnectorAudi A4 / A4 Quattro 1.8L 1999, 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$15.29 - $25.91
- CRP®Breather HoseAudi A4 / A4 Quattro 1999, Breather Hose by CRP®. 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...$6.51 - $21.28
- 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
- Genuine®EGR Valve Adapter GasketAudi A4 / A4 Quattro 2.8L 1999, EGR Valve Adapter 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...Made with precision and quality in mindDesigned to meet your specific needs$15.84
- ACDelco®Gold™ EGR Time Delay Switch ConnectorAudi A4 / A4 Quattro 1.8L / 2.8L 1999, Gold™ EGR Time Delay Switch Connector by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$8.09
- Genuine®Secondary Air Injection Pump HoseAudi A4 2.8L Chassis # 199 999 1999, Secondary Air Injection Pump Hose by Genuine®. Location: To Pump. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest...Made with precision and quality in mindDesigned to meet your specific needs$159.91
- Mahle®Secondary Air Injection Pump GasketAudi A4 2.8L 1999, 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 mind. It...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$5.46
- Davico®Direct Fit Catalytic ConverterAudi A4 1999, 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 stock cat fails...$209.85 - $1,022.72
- MagnaFlow®Heavy Metal Direct Fit Catalytic ConverterAudi A4 / A4 Quattro 1999, Heavy Metal Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. Without Air Tube. With Pre and Post-Cat O2 Sensor Ports. If your car needs replacement, install one that will get you through...$630.00 - $897.00
- MagnaFlow®OEM Grade Direct Fit Catalytic ConverterAudi A4 / A4 Quattro 1.8L 1999, OEM Grade Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. With Gaskets. Without Air Tube. Catalytic Converter Overall Length: 15.25". If your car needs replacement, install one...$1,121.00
- MagnaFlow®Heavy Metal Universal Fit Round Body Catalytic ConverterAudi A4 / A4 Quattro 1999, Heavy Metal Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Catalytic Converter Overall Length: 13". If your car needs a new...$178.00 - $182.00
- MagnaFlow®OBDII Universal Fit Catalytic ConverterAudi A4 / A4 Quattro with TLEV Standard 1999, OBDII Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Without Air Tube. Without O2 Sensor Port. If your car needs a new catalytic converter, install one that will...$438.00 - $718.00
- MagnaFlow®OEM Grade Universal Fit Round Body Catalytic ConverterAudi A4 / A4 Quattro 1999, OEM Grade Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Catalytic Converter Overall Length: 13". If your car needs a new...$194.00 - $197.00
- AP Exhaust®Direct Fit Catalytic ConverterAudi A4 1.8L 1999, 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...$544.59 - $863.72
- TruParts®Exhaust System HangerAudi A4 with California Emission / with Federal Emission 1999, Exhaust System Hanger by TruParts®. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal condition. Made from the finest...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$1.52 - $72.72
- Walker®Ultra™ Direct Fit Round Body Catalytic ConverterAudi A4 1.8L 1999, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Round. With 1 Inlet. With O2 Sensor Port. Catalytic Converter Overall Length: 15.375". Walker is an OE...$715.53
- Davico®Direct Fit Catalytic Converter and Pipe AssemblyAudi A4 2.8L 1999, Catalytic Converter and Pipe Assembly 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...$315.53 - $972.08
- iD Select®ECO II Universal Fit Catalytic ConverterAudi A4 2.8L 1999, ECO II Catalytic Converter by iD Select®. Converter Configuration: Universal Fit. Location: Undercar. Without Air Tube. Catalytic Converter Overall Length: 14". Swap out your worn-out or malfunctioning part with this...$112.08 - $134.02
- CATCO®Direct Fit Catalytic ConverterAudi A4 / A4 Quattro Turbocharged 1.8L 1999, Catalytic Converter by CATCO®. Converter Configuration: Direct Fit. With 2 O2 Sensor Ports. Catalytic Converter Overall Length: 17". Designed and manufactured with innovative fabrication...$762.28
- Walker®CalCat™ Universal Fit Catalytic ConverterAudi A4 2.8L Engine Family # XADXV02.8324 1999, CalCat™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. With 1 Inlet. Without Air Tube. Specifically designed to comply with the California Air Resources Board...$377.42 - $427.67
- Walker®Ultra™ Universal Fit Round Body Catalytic ConverterAudi A4 / A4 Quattro Base Turbocharged 1.8L 1999, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. With 1 Inlet. Without Air Tube. The Right converter, the Right...$113.87 - $154.00
- HJS®Triangle Catalytic Converter GasketAudi A4 / A4 Quattro 1.8L 1999, Triangle Catalytic Converter Gasket by HJS®. Location: Converter to Pipe. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with...High quality at an affordable priceExpertly made from premium materials$4.71 - $6.35
- CATCO®OBDII Universal Fit Catalytic ConverterAudi A4 / A4 Quattro 1999, OBDII Catalytic Converter by CATCO®. Converter Configuration: Universal Fit. Designed and manufactured with innovative fabrication methods, high-tech materials, and advanced coating, this converter leapfrogs...$167.43 - $173.95
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