2004 Audi A6 Emission Control Parts
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CATCO®Universal Fit Catalytic ConverterUniversal Catalytic Converter by CATCO®. Converter Configuration: Universal Fit. Without Air Tube. Designed and manufactured with innovative fabrication methods, high-tech materials, and advanced coating, this converter leapfrogs the...$128.47 - $250.13 - AP Exhaust®608 Series Universal Fit Catalytic ConverterUniversal 608 Series Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Without Air Tube. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is...$104.68 - $415.87
- AP Exhaust®Enhanced Standard Duty Universal Fit Oval Body Catalytic ConverterUniversal Enhanced Standard Duty Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without O2 Sensor Port. Catalytic Converter Overall Length: 16". Today’s exhaust...$90.57 - $125.57
- AP Exhaust®Medium Duty Universal Fit Oval Body Catalytic ConverterUniversal Medium Duty Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. With Single Air Tube. With 1 Center O2 Sensor Port. Catalytic Converter Overall Length: 17"....$140.56
- AP Exhaust®Standard Duty Spun Body Universal Fit Round Body Catalytic ConverterUniversal Standard Duty Spun Body Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Without O2 Sensor Port. Today’s exhaust performance market...$101.22 - $250.00
- AP Exhaust®Universal Fit Round Body Catalytic ConverterUniversal Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The...$232.31 - $339.18
- Eastern Catalytic®Universal Fit Large Oval Body Catalytic ConverterUniversal Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Oval. Catalytic Converter Overall Length: 16". Whether your catalytic converter is damaged by road debris...$175.93 - $259.76
- Eastern Catalytic®Universal Fit Oval Body Catalytic ConverterUniversal Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Whether your catalytic converter is damaged by road debris or failed due to an engine problem, you...$120.09 - $190.63
- Eastern Catalytic®Universal Fit Round Body Catalytic ConverterUniversal Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Whether your catalytic converter is damaged by road debris or failed due to an engine problem, you...$151.91 - $181.15
- Eastern Catalytic®Universal Fit Round Body Catalytic ConverterUniversal Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Contains approximately 40% higher precious metal content than most other aftermarket brands. Aristo...$360.90 - $462.25
- ReplacementOxygen SensorAudi A6 2004, Oxygen Sensor by Replacement. 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, this product by Replacement will last a...Expertly crafted from premium materialsDesigned to match rigorous quality standards$10.81 - $26.19
- Spectra Premium®Oxygen SensorAudi A6 2004, 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$19.32 - $83.65
- WVE®PCV ValveAudi A6 2004, 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 environmental...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$104.84 - $179.00
- Pierburg®EGR ValveAudi A6 2004, EGR Valve 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 will meet your needs and...High quality at an affordable priceExpertly made from premium materials$93.17 - $130.89
- ACDelco®Professional™ Oxygen SensorAudi A6 / A6 Quattro 3.0L AVK Engine Gas 2004, Professional™ Oxygen Sensor by ACDelco®. If your O2 Sensor is not functioning properly, you are robbing yourself of performance and costing yourself money at the gas pump. Let ACDelco’s...ACDelco Professional Oxygen Sensors earn the name ACDelco by being put through a variety of tests, often under extreme and unusual conditionsCustomers can receive better gas mileage with a properly working oxygen sensor$94.79Save: 15%$80.57
- Aceon®Oxygen SensorAudi A6 Quattro 4.2L 2004, Oxygen Sensor by Aceon®. 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...Made with precision and quality in mindDesigned to meet your specific needs$25.16
- CRS®Oxygen SensorAudi A6 2004, Oxygen Sensor by CRS®. 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 industry-leading...Compliant with the most strict standards for qualityDesigned to comply with the highest quality standards$39.82 - $81.31
- Ramco®Oxygen SensorAudi A6 2.4L / 2.5L / 3.0L 2004, Oxygen Sensor by Ramco®. 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...Guaranteed to provide ultimate strength and durabilityMeticulously Tested for the ultimate in quality$53.90
- TruParts®Oxygen SensorAudi A6 Gas 2004, Oxygen Sensor 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 materials in compliance with rigorous industry...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$37.45
- Vaico®Cylinder Head Cover Breather HoseAudi A6 2004, Cylinder Head Cover Breather Hose by Vaico®. Block Tube to Left and Right Cylinder Heads. Quality results from the consistent pursuit of an customer-focused strategy. Clients wishes are in the center of business. Vaico...Designed to provide long-lasting service lifeMade utilizing state-of-the-art equipment$100.31
- TruParts®PCV ValveAudi A6 / A6 Quattro 3.0L Gas 2004, PCV Valve 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 materials in compliance with rigorous...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$27.31
- ReplacementSecondary Air Injection PumpAudi A6 Base 2004, Secondary Air Injection Pump by Replacement. 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, this product by...Expertly crafted from premium materialsDesigned to match rigorous quality standardsCall for Pricing
- WVE®Vapor CanisterAudi A6 Quattro 2.7L / 3.0L / 4.2L Gas 2004, Vapor Canister 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$713.49
- Vemo®EGR Valve Cable Repair SetAudi A6 2004, EGR Valve Cable Repair Set by Vemo®. Grade: Q+. Kit: included: Wiring Harness Connector, Harness Clamp. Vemo products are made by high-quality materials and undergo strict quality tests. They are, thereby, the perfect...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$26.72
- WVE®Evaporative Emissions System Leak Detection PumpAudi A6 / A6 Quattro / Allroad Quattro 2004, Evaporative Emissions System Leak Detection Pump by WVE®. WVE emissions products are made to meet or exceed vehicle manufacturer specifications to work in concert with the fuel system,...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$647.96
- Dorman®OE Solutions™ Secondary Air Injection Check ValveAudi A6 Gas 2004, OE Solutions™ Secondary Air Injection Check Valve by Dorman®. This secondary air injection check valve is designed to match the fit and function of the original valve on specified vehicles, and is engineered for...Direct replacement - this secondary air injection check valve is designed to match the fit and function of the original valve on specified vehiclesRestores functionality - this valve is made to fit and fully restore part functionality after the original valve fails$185.29 - $232.52
- GPD®Vapor Canister Purge SolenoidAudi A6 2004, Vapor Canister Purge Solenoid by GPD®. The vapor canister purge valve/solenoid controls the amount of fuel vapor purged from the charcoal canister to the engine, preventing excess fuel vapor from escaping into the atmosphere.Designed to meet/exceed OE fit, form, and functionDurability tested on every new design$96.80 - $112.59
- WVE®EGR Valve Control SolenoidAudi A6 Quattro 4.2L 2004, EGR Valve Control Solenoid 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$39.82
- SKP®Engine Crankcase Vent ValveAudi A6 2004, Engine Crankcase Vent Valve 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 level of craftsmanship....Precise engineering ensures second to none quality and lasting valueStringently tested with the highest quality standards$17.24 - $25.48
- Vemo®Driver Side Cylinder Bank Secondary Air Injection Pump Check ValveAudi A6 2004, Driver Side Cylinder Bank Secondary Air Injection Pump Check Valve by Vemo®. Grade: Aftermarket. Vemo products are made by high-quality materials and undergo strict quality tests. They are, thereby, the perfect alternative...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$187.52 - $265.70
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