2021 Audi A4 Exhaust Systems
- aFe®Mach Force XP™ 304 SS Axle-Back Exhaust System with Split Rear ExitAudi A4 2021, Mach Force XP™ 304 SS Axle-Back Exhaust System with Split Rear Exit by aFe®. Exhaust System Type: Axle-Back. Exhaust Tubing Material: 304 SS. Main Tubing Diameter: 3" to 2.5". Exhaust System Sound: Mild / Stock. Get...$826.00
- Original (OEM)Exhaust PartsThe exhaust system is vital to your engine's health and performance since it is responsible for carrying exhaust gases away from the vehicle. The system has many parts connecting it to the engine. All of them perform a special function...
- Audi OEExhaust System - Exhaust Components (Code: CYMC, DBPA)Audi A4 Quattro 2021, Exhaust System - Exhaust Components (Code: CYMC, DBPA) 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...Genuine OE replacement for your specific Audi modelDesigned to bring your vehicle back to its pristine condition$3.12 - $3,990.55
- Audi OEExhaust System - Exhaust Components (Front)Audi A4 allroad 2021, Exhaust System - Exhaust Components (Front) 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...Genuine OE replacement for your specific Audi modelDesigned to bring your vehicle back to its pristine condition$3.12 - $3,990.55
- Audi OEEmission System - Emission ComponentsAudi A4 allroad 2021, 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...Genuine OE replacement for your specific Audi modelDesigned to bring your vehicle back to its pristine condition$22.28 - $295.60
- Audi OEEmission System - Emission Components (Code CYMC)Audi A4 Quattro 2021, Emission System - Emission Components (Code CYMC) 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...Genuine OE replacement for your specific Audi modelDesigned to bring your vehicle back to its pristine condition$22.28 - $716.00
- Audi OEEmission System - Emission Components (Code: DMSA, DPAA)Audi A4 Quattro 2021, Emission System - Emission Components (Code: DMSA, DPAA) 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...Genuine OE replacement for your specific Audi modelDesigned to bring your vehicle back to its pristine condition$11.68 - $716.00
- 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
- 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....$144.22 - $146.77
- 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
- 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...$34.26 - $67.45
- 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
- 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 Round Gray Exhaust MufflerUniversal Widowmaker™ Stainless Steel Round 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
- Borla®S-Type™ Stainless Steel Round Gray Exhaust MufflerUniversal S-Type™ Stainless Steel Round Gray Exhaust Muffler by Borla®. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.5". Muffler Body Length: 10". Muffler Overall Length: 15". Muffler Sound: Mild / Stock. Muffler...$191.99 - $197.99
- Flowmaster®40 Series Delta Flow™ Aluminized Steel Oval Black Exhaust MufflerUniversal 40 Series Delta Flow™ Aluminized Steel Oval Black Exhaust Muffler by Flowmaster®. Without Hangers. Muffler Body Length: 13". Muffler Overall Length: 19". Muffler Sound: Aggressive / Loud. Muffler Structure: Chambered. The...$129.95 - $133.95
- Flowmaster®40 Series Delta Flow™ Aluminized Steel Oval Black Exhaust Muffler (2.5" Offset ID, 2.5" Offset OD, 13" Length)Universal 40 Series Delta Flow™ Aluminized Steel Oval Black Exhaust Muffler by Flowmaster®. Without Hangers. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.5". Muffler Body Length: 13". Muffler Overall Length: 19". Muffler...$133.95
- Flowmaster®Pro Series™ Stainless Steel Round Laminar Flow Black Exhaust Muffler (5" Center ID, 5" Center OD, 20" Length)Universal Pro Series™ Stainless Steel Round Laminar Flow Black Exhaust Muffler by Flowmaster®. Muffler Inlet Diameter: 5". Muffler Outlet Diameter: 5". Muffler Body Length: 20". Muffler Overall Length: 26". Muffler Sound: Moderate....$284.22
- Flowmaster®Pro Series™ Stainless Steel Round Race Black Exhaust Muffler with Turn DownUniversal Pro Series™ Stainless Steel Round Race Black Exhaust Muffler with Turn Down by Flowmaster®. Muffler Outlet Diameter: 3.5". Muffler Body Length: 16". Muffler Overall Length: 22". Muffler Sound: Moderate. Muffler Structure:...$265.95 - $272.95
- 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®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 - $36.34
- Skunk2®MegaPower™ Stainless Steel Round J-SPEC Silver Exhaust Muffler (3" Center ID, 5.25" Center OD, 22" Length)Universal MegaPower™ Stainless Steel Round J-SPEC Silver Exhaust Muffler by Skunk2®. Muffler Inlet Diameter: 3". Muffler Outlet Diameter: 5.25". Muffler Body Length: 22". Muffler Sound: Moderate. Muffler Structure: Multi Core. Muffler...$192.46
- Skunk2®MegaPower™ Stainless Steel Silver Exhaust Muffler (2.25" Center ID, 4" Center OD, 19" Length)Universal MegaPower™ Stainless Steel Silver Exhaust Muffler by Skunk2®. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 4". Muffler Body Length: 19". Muffler Sound: Moderate. Muffler Structure: Multi Core. Muffler...$192.46
- Gibson®MWA™ Stainless Steel Oval Gray Exhaust MufflerUniversal MWA™ Stainless Steel Oval Gray Exhaust Muffler by Gibson®. Muffler Body Length: 14". Muffler Overall Length: 20". Muffler Sound: Aggressive / Loud. Get optimum usable power and a powerful aggressive sound with a Gibson MWA...$94.89 - $129.60$105.43 - $139.24Save up to 10%
- Black Widow®Race Venom™ Stainless Steel Oval Gray Exhaust MufflerUniversal Race Venom™ Stainless Steel Oval Gray Exhaust Muffler by Black Widow®. Muffler Body Length: 9". Muffler Sound: Aggressive / Loud. Black Widow Race Venom series mufflers have the same patent pending internal hourglass design...$124.00 - $143.00
- 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....$70.75
- Walker®Ultra™ Universal Fit Catalytic ConverterUniversal Ultra™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. This part features the correct load of precious metals to ensure the proper limitation of tailpipe emissions. It meets the EPA policy and...$111.92 - $330.87
- MBRP®Exhaust ResonatorUniversal Exhaust Resonator by MBRP®. Resonator Sound: Moderate. Resonator Configuration: Center - Center. This resonator will remove freeway drone without adding backpressure to your exhaust system. Designed using state-of-the-art...$109.99 - $214.99
- Jones Exhaust®Flow Deflector Stainless Steel Oval Exhaust MufflerUniversal Flow Deflector Stainless Steel Oval Exhaust Muffler by Jones Exhaust®. Muffler Sound: Moderate. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with...$26.23 - $48.35
- Jones Exhaust®Race Stainless Steel Oval Full Boar Single Chamber Gray Exhaust MufflerUniversal Race Stainless Steel Oval Full Boar Single Chamber Gray Exhaust Muffler by Jones Exhaust®. Muffler Body Length: 6.5". Muffler Overall Length: 13". Muffler Sound: Moderate. This product is made of high-quality materials to...$24.23 - $28.03
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2021 Audi A4 Exhaust Reviews
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SLP® - Loud Mouth™ Stainless Steel Round Bullet-Type Silver Exhaust Resonator (2.5" Center ID, 2.5" Center OD, 14" Length)Posted by Robert (Monroe, WI) / November 20, 20222000 Dodge Dakota