2002 Audi A4 Exhaust Systems
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TRQ®O2 Oxygen SensorAudi A4 / A4 Quattro 2002, O2 Oxygen Sensor by TRQ®. TRQ oxygen sensors are manufactured to precise specifications using premium raw materials to optimize your vehicle’s emission system. Each sensor is isostatically-pressed for...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$35.95Save: 5%$34.15 - Bosch®Narrow-band Oxygen SensorAudi A4 / A4 Quattro 1.8L / 3.0L 2002, 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...OE-EquivalentOE Style connectors and wire lengths$50.66
- Denso®Oxygen SensorAudi A4 / A4 Quattro 1.8L / 3.0L 2002, 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...High quality plastic and/or steel constructionDirect replacement for a proper fit every time$80.76
- Walker Products®Oxygen SensorAudi A4 2002, 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$64.75 - $117.86
- Bosch®Premium Narrow-band Oxygen SensorAudi A4 / A4 Quattro 1.8L / 3.0L 2002, 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...OE Identical ConnectorCompact Design$87.03
- Denso®Air Fuel Ratio SensorAudi A4 / A4 Quattro 2002, 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 to help reduce fuel consumption and harmful emissionsMade with the use of state-of-the-art sensor technologies$135.94 - $162.87
- Walker Products®Premium Oxygen SensorAudi A4 / A4 Quattro 2002, 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....Improved Engine Response & PerformanceLower Emissions$82.14
- NTK®Oxygen SensorAudi A4 / A4 Quattro 2002, 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...Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement$77.94
- NTK®Air Fuel Ratio SensorAudi A4 / A4 Quattro 2002, Air Fuel Ratio Sensor by NTK®. 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 sensors provide the ECU with...Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement$110.11 - $127.39
- Bosch®Premium Wideband Oxygen SensorAudi A4 / A4 Quattro 2002, 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...Detects the exact amount of unburned fuel in the exhaust streamOE connectors and OE-style harness for continuous wire from connector to sensor$84.14 - $131.58
- Walker Products®Wideband Premium Oxygen SensorAudi A4 / A4 Quattro 2002, 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...High quality at an affordable priceExpertly made from premium materials$112.13 - $113.24
- Facet®Oxygen SensorAudi A4 2002, Oxygen Sensor by Facet®. 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...The reliable goods for increase of reliability of the carQuality equal, if not superior, to that of the original components$46.74
- Vemo®Oxygen SensorAudi A4 2002, 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$63.00 - $250.03
- Genuine®Oxygen SensorAudi A4 / A4 Quattro 3.0L 2002, Oxygen Sensor 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$32.22
- Audi OEEmission System - Emission Components (1.8L)Audi A4 1.8L 2002, 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$16.61 - $929.91
- Audi OEEmission System - Emission Components (3.0L)Audi A4 3.0L 2002, 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$16.61 - $929.91
- Delphi®Oxygen SensorAudi A4 / A4 Quattro 1.8L / 3.0L 2002, 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...Resists high temperatures, vibration damage and wire corrosion to protect signal accuracy, and long lifePatented sensors construction and design$86.91
- WVE®Oxygen Sensor RelayAudi A4 / A4 Quattro 2002, 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
- iD Select®ECO II Universal Fit Catalytic ConverterUniversal ECO II Catalytic Converter by iD Select®. Converter Configuration: Universal Fit. Catalytic Converter Overall Length: 16". Swap out your worn-out or malfunctioning part with this top-notch exhaust product from iD Select....$160.09 - $162.91Save: 10%$144.08 - $146.63
- Different Trend®Flow II Series Stainless Steel Oval Gray Exhaust MufflerUniversal Flow II Series Stainless Steel Oval Gray Exhaust Muffler by Different Trend®. Muffler Sound: Moderate. Different Trend provides variety of product selections, premium quality products, superior value, and the best in customer...$40.43 - $115.26
- Dorman®Brass Exhaust Manifold Hardware KitBrass Exhaust Manifold Hardware Kit by Dorman®. Dorman manifold bolt and spring kits are just what you need to secure the front flange. Dorman offers products like fasteners and solutions to keep your vehicle running its best.Direct replacement for a proper fitBuilt to Last$5.63
- AP Exhaust®Xlerator Performance Exhaust Muffler with Inlet/Outlet NeckUniversal Xlerator Performance Exhaust Muffler with Inlet/Outlet Neck by AP Exhaust®. 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 not...Deep performance soundIncreased exhaust flow$25.34 - $62.13
- Black Widow®Race Venom Angry Housewife™ Stainless Steel Oval Gray Exhaust MufflerUniversal Race Venom Angry Housewife™ Stainless Steel Oval Gray Exhaust Muffler by Black Widow®. Muffler Sound: Aggressive / Loud. Black Widow Race Venom series mufflers have the same patent pending internal hourglass design as the...$99.00 - $114.00
- AP Exhaust®Enforcer Series Aluminized Steel Round Glass Pack Exhaust MufflerUniversal Enforcer Series Aluminized Steel Round Glass Pack Exhaust Muffler by AP Exhaust®. Muffler Structure: Straight-through. Muffler Configuration: Center - Center. Today’s exhaust performance market continues to cover a broad...Aluminized materials for superior corrosion protectionIdeal for the economy buyer$13.46 - $38.58
- Kooks®Stainless Steel Round Stafford Spec Silver Exhaust Muffler (3.5" ID, 3.5" OD, 10" Length)Universal Stainless Steel Round Stafford Spec Silver Exhaust Muffler by Kooks®. Muffler Inlet Diameter: 3.5". Muffler Outlet Diameter: 3.5". Muffler Body Length: 10". Muffler Overall Length: 15.5". Muffler Sound: Aggressive / Loud. This...$64.02
- Black Widow®Widowmaker™ Stainless Steel Oval Gray Exhaust MufflerUniversal Widowmaker™ Stainless Steel Oval Gray Exhaust Muffler by Black Widow®. Muffler Body Length: 10". Muffler Sound: Aggressive / Loud. Muffler Configuration: Center - Center. Black Widow MOST AGGRESSIVE muffler yet and with...$124.00 - $134.00
- Pypes®Race-Pro Series 304 SS Round Silver Exhaust Muffler (2.5" Center ID, 2.5" Center OD, 14" Length)Universal Race-Pro Series 304 SS Round Silver Exhaust Muffler by Pypes®. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.5". Muffler Body Length: 14". Muffler Sound: Aggressive / Loud. Muffler Configuration: Center - Center....$70.75Save: $10.00 (14%)$60.75
- Walker®Steel Oval Installer Turbo Aluminized Exhaust MufflerUniversal Steel Oval Installer Turbo Aluminized Exhaust Muffler by Walker®. These mufflers combine Walker® quality and engineering with solution-driven technology to absorb unwanted engine and engine brake noise without sacrificing...Specifically Engineered for Class 7 and 8 vehiclesA bolt-on Solution for Excessive Engine Brake Noise$32.82 - $39.55
- AP Exhaust®Challenge Series Aluminized Steel Oval Exhaust Muffler with Inlet/Outlet Neck (3" Dual ID, 3" Dual OD, 24.5" Length)Universal Challenge Series Aluminized Steel Oval Exhaust Muffler with Inlet/Outlet Neck by AP Exhaust®. Muffler Inlet Diameter: 3". Muffler Outlet Diameter: 3". Muffler Body Length: 24.5". Muffler Overall Length: 29". Muffler...Limited Lifetime Warranty backed by AP Exhaust Products100% aluminized components$134.18
- Walker®SoundFX™ Steel Exhaust MufflerUniversal SoundFX™ Steel Exhaust Muffler by Walker®. This muffler is the right choice if you opt for quality acoustics and performance. Walker offers 100% aluminized steel SoundFX Mufflers with direct fit and universal fit options...Designed to deliver ultimate performance and pleasing sound qualityMay require a few modifications to install$32.90 - $61.84
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Different Trend® - Blue Flame Series Domed Straight Cut Double-Wall Exhaust Tip (2.25" Inlet, 3.5" Outlet, 7.25" Length)Posted by Zachary (Ontario, NY) / March 09, 20212006 Dodge Charger
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