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Audi S4 Exhaust Parts & Accessories

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ES#3137837 - SSXAU557 - Cat-Back Exhaust System - Non-Resonated Race Version - 2.37" stainless steel with quad 80mm black Cerakote tips - Milltek Sport - Audi

2.37" stainless steel with quad 80mm black Cerakote tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to the 2012 model year

Brand:
Milltek Sport - Corporate Logo
ES#:
3137837
Mfg#:
SSXAU557
Ships in 4 Business Days
$3147.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3557479 - MSAU293 - Rear Silencer - Right - Right side rear silencer with twin 76.2mm exhaust tips - Milltek Sport - Audi

Right side rear silencer with twin 76.2mm exhaust tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
To be used with cat-back systems SSXAU046 & SSXAU048

Brand:
Milltek Sport - Corporate Logo
ES#:
3557479
Mfg#:
MSAU293
Ships in 4 Business Days
$356.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#2827497 - SSXAU380 - Cat-Back Exhaust System - Valvesonic - 2.37" stainless steel with dual oval tips - Milltek Sport - Audi

2.37" stainless steel with dual oval tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to the 2012 model year

Brand:
Milltek Sport - Corporate Logo
ES#:
2827497
Mfg#:
SSXAU380
Ships in 4 Business Days
$5143.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2973070 - MSAUVS02KT - ValveSonic Upgrade Kit - Upgrade your Milltek system to Valve Sonic - Milltek Sport - Audi

Upgrade your Milltek system to Valve Sonic affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From the 2013 model year

Brand:
Milltek Sport - Corporate Logo
ES#:
2973070
Mfg#:
MSAUVS02KT
Ships in 4 Business Days
$2102.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3644165 - 777532 - Performance Downpipe Kit - Resonated  - T304 Stainless Steel front pipe kit includes high flow secondary catalytic converters - Supersprint - Audi

T304 Stainless Steel front pipe kit includes high flow secondary catalytic converters affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3644165
Mfg#:
777532
Ships in 4 Business Days
$5480.99 USD
Free Shipping
ES#3644162 - 777521 -   Performance High Flow Catalytic Converter  - 304 Stainless high-flow front metallic catalytic converter/downpipe - 100% handcrafted in Italy! - Supersprint - Audi

304 Stainless high-flow front metallic catalytic converter/downpipe - 100% handcrafted in Italy! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3644162
Mfg#:
777521
Ships in 4 Business Days
$4867.99 USD
Free Shipping
ES#3438681 - 767702KT - Supersprint High-Flow Catalytic Converter Kit - Includes left and right side metallic high-flow sport cats and connecting pipes - Supersprint - Audi

Includes left and right side metallic high-flow sport cats and connecting pipes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3438681
Mfg#:
767702KT
Ships on Sep 10, 2026
$5914.99 USD
Free Shipping
ES#2894883 - 06E131101E - EGR Valve - Left - Also known as the 'combi valve' - Vemo - Audi Volkswagen

Also known as the 'combi valve' affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
2894883
Mfg#:
06E131101E
In Stock at Vendor
$378.99

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

$367.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sport Cat-Pipe with 200 CPSI Catalytic Converter - Increase power, reduce weight, and improve sound! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Armytrix - Corporate Logo
ES#:
4164584
Mfg#:
AU94S-CD
Ships on Jun 29, 2026
$2618.00 USD
Free Shipping

Also known as the 'combi valve' affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
3537204
Mfg#:
06E131102B
Ships in 2 Business Days
$179.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Reduce unwanted drone and rasp affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports  - Corporate Logo
ES#:
4812415
Mfg#:
JHM-B8DPXIBS30T
Ships on Jun 23, 2026
$1449.99 USD

Reduce unwanted drone and rasp affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports  - Corporate Logo
ES#:
4812408
Mfg#:
JHM-B8DPIBS30T
Ships on Jun 23, 2026
$974.99 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

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Manufacturer names and/or part numbers are used only for identification purposes.

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