Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle

Audi A4 Exhaust Parts & Accessories

Sort By
Filter By
Return to Top

Stock replacement cat-back with hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For sedan models only

Brand:
BRExhaust - Corporate Logo
ES#:
4869791
Mfg#:
106-0914
Ships in 2 Business Days
$992.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#1831735 - AMBCATKT - Catalytic Converter Kit - Includes related hardware and gaskets. Price includes a $14.95 core charge. - Bosal - Audi

Includes related hardware and gaskets. Price includes a $14.95 core charge. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Not legal for sale or use in the state of New York or California

Brand:
Bosal - Corporate Logo
ES#:
1831735
Mfg#:
AMBCATKT
Back Ordered
$1024.99

This product was last offered at the strikethrough price on
05-07-2026

$997.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2575492 - 1H0253115DKT1 - Catalytic Converter Installation Kit - Contains all of the hardware you need to install a new catalytic converter on your A4 - Assembled By ECS - Audi

Contains all of the hardware you need to install a new catalytic converter on your A4 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2575492
Mfg#:
1H0253115DKT1
In Stock
ON SALE! SAVE 21%
$69.99

This product was last offered at the strikethrough price on
05-02-2026

$55.30 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2975030 - 49135 - Direct-Fit Catalytic Converter - Left - Keep your emissions in check - Magnaflow - Audi

Keep your emissions in check affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Not for sale or use in the state of California.
New York & Federal Compliant

Brand:
Magnaflow - Corporate Logo
ES#:
2975030
Mfg#:
49135
Back Ordered
$932.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#1304374 - 1K0998262T -  Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi Volkswagen

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1304374
Mfg#:
1K0998262T
Ships in 1-2 days
9% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$337.99

This product was last offered at the strikethrough price on
02-26-2026

$306.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2616072 - 22960 - Direct-Fit Catalytic Converter - Keep your emissions in check - Magnaflow - Audi Volkswagen

Keep your emissions in check affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
New York & Federal Compliant

Brand:
Magnaflow - Corporate Logo
ES#:
2616072
Mfg#:
22960
Back Ordered
$897.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3188060 - 8K0253115L - Exhaust Gasket - Located between turbocharger and catalytic converter - Elring - Audi

Located between turbocharger and catalytic converter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
3188060
Mfg#:
8K0253115L
In Stock
$5.99

This product was last offered at the strikethrough price on
02-24-2026

$5.67 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#450451 - 8K0253144M - Rear Muffler Hanger - Priced Each - Secures the muffler to the vehicle - Genuine Volkswagen Audi - Audi

Secures the muffler to the vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
450451
Mfg#:
8K0253144M
In Stock
10% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$123.99

This product was last offered at the strikethrough price on
02-26-2026

$110.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#277713 - 058253039L - Exhaust Manifold Gasket - Seals the exhaust manifold to the cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Seals the exhaust manifold to the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
277713
Mfg#:
058253039L
In Stock
19% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$52.99

This product was last offered at the strikethrough price on
06-02-2026

$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4714780 - N10730201 - Turbo Flange Stud - Priced Each - Allows the catalytic converter to bolt up to the turbocharger. M10x32 - Elring - Audi

Allows the catalytic converter to bolt up to the turbocharger. M10x32 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
4714780
Mfg#:
N10730201
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4883996 - 8D0253301CL -  Exhaust Downpipe - Includes the flex section - ASSO - Audi

Includes the flex section affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For manual transmission vehicles

Brand:
ASSO
ES#:
4883996
Mfg#:
8D0253301CL
Back Ordered
$134.99

This product was last offered at the strikethrough price on
05-07-2026

$130.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#436592 - 8E0253301EE - Exhaust Downpipe - Connects the catalytic converter to the center exhaust muffler - Genuine Volkswagen Audi - Audi

Connects the catalytic converter to the center exhaust muffler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Automatic transmission vehicles only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
436592
Mfg#:
8E0253301EE
Ships in 1-2 days
7% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$805.99

This product was last offered at the strikethrough price on
06-02-2026

$749.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Connects the catalytic converter to the center exhaust muffler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
450481
Mfg#:
8K0254300G
Ships in 5 Business Days
7% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$798.99

This product was last offered at the strikethrough price on
02-26-2026

$742.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3184165 - 1K0253141P - Exhaust Sleeve With Dual Clamps - Priced Each - Commonly found between the exhaust pipe & rear muffler. 65x90mm - HJS - Audi Volkswagen

Commonly found between the exhaust pipe & rear muffler. 65x90mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Connects the center muffler to the rear muffler up to the 2012 model year

Brand:
HJS - Corporate Logo
ES#:
3184165
Mfg#:
1K0253141P
In Stock
$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4877039 - 034-105-D300 - 55mm Exhaust Clamp - This OE style 55mm exhaust clamp is the perfect size for all 55mm exhaust tubing. - 034Motorsport - Audi Volkswagen

This OE style 55mm exhaust clamp is the perfect size for all 55mm exhaust tubing. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Connects center muffler to rear muffler

Brand:
034Motorsport - Corporate Logo
ES#:
4877039
Mfg#:
034-105-D300
In Stock
$33.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3175516 - 252560T - Cat-Back Exhaust System  - 2.5" T-304 Stainless Steel exhaust system with single tip Borla muffler - Techtonics Tuning - Audi

2.5" T-304 Stainless Steel exhaust system with single tip Borla muffler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use with aftermarket 2.5" downpipe

Brand:
Techtonics Tuning - Corporate Logo
ES#:
3175516
Mfg#:
252560T
Ships on Jun 25, 2026
$726.00 USD
This product is lifetime replacement eligible Lifetime Replacement

More About Exhaust Parts & Accessories

From stock exhaust system repairs to polished stainless steel performance exhaust, we have exhaust pipes, mufflers, resonators, and catalytic converters from the most respected suppliers in the business. Go loud, stay soft, look good with exhaust parts and systems from ECS Tuning.

Let us help you find the parts that fit your Audi

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings