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Audi A4 Exhaust Parts & Accessories

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ES#3604475 - 06H145702S - Turbocharger - Complete assembly including the exhaust manifold - IHI Turbo - Audi

Complete assembly including the exhaust manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to the 2012 model year

Brand:
IHI Turbo - Corporate Logo
ES#:
3604475
Mfg#:
06H145702S
In Stock
$1079.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#1893854 - 1K0998262T - Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bosch - Audi Volkswagen

Keep your engine running efficiently 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:
Bosch - Corporate Logo
ES#:
1893854
Mfg#:
1K0998262T
In Stock
$172.99

This product was last offered at the strikethrough price on
04-06-2026

$120.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2598466 - 1K0998262L - Front Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bosch - Audi Volkswagen

Keep your engine running efficiently 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:
Bosch - Corporate Logo
ES#:
2598466
Mfg#:
1K0998262L
In Stock
$160.16 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4487995 - 003353ECS - Build Your Own Audi B8 A4 2.0T Single Exit Valved Cat Back Exhaust System - Choose your own configuration along with your choice of exhaust tips and more! - ECS - Audi

Choose your own configuration along with your choice of exhaust tips and more! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4487995
Mfg#:
003353ECS
Ships on Aug 3, 2026
ON SALE!
Starting at $700.85 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4045995 - B820THFCPipe - 3" Downpipe w/ High Flow Cat  - Replace your factory downpipe with this upgraded JHM high flow cat! - JH Motorsports  - Audi

Replace your factory downpipe with this upgraded JHM high flow cat! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports  - Corporate Logo
ES#:
4045995
Mfg#:
B820THFCPIPE
Ships in 2 Business Days
$524.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3426672 - 034-105-7044 - 034Motorsport Res-X Resonator Delete  - Unleashes a throaty growl and exotic tone that exudes the sound of
performance - Deletes front-most resonator - 034Motorsport - Audi

Unleashes a throaty growl and exotic tone that exudes the sound of performance - Deletes front-most resonator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3426672
Mfg#:
034-105-7044
In Stock
$222.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4488077 - 021275ECS01 - Audi B9 A4 2.0T Valved Exhaust System - Cat Back  - Max gains of +16 WHP and +17 WTQ on our B9 A4 equipped with a Luft-Technik intake, ECS Intercooler/charge pipes, and a stage 1 tune! - ECS - Audi

Max gains of +16 WHP and +17 WTQ on our B9 A4 equipped with a Luft-Technik intake, ECS Intercooler/charge pipes, and a stage 1 tune! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles up through the 2018 model year only (Pre-Facelift)

Brand:
ECS - Corporate Logo
ES#:
4488077
Mfg#:
021275ECS01
Ships on Nov 13, 2026
ON SALE!
Starting at $1152.88 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2951864 - CTS-EXH-TDP-0005 - 3" Downpipe - T304 Stainless down pipe that installs directly after the factory catalytic converter - CTS - Audi

T304 Stainless down pipe that installs directly after the factory catalytic converter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
2951864
Mfg#:
CTS-EXH-TDP-0005
Ships in 8 Business Days
$399.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4477610 - 49-36428 - MACH Force-Xp 3" 304 Stainless Steel Mid-Pipe With Resonator Delete - This system deletes the factory resonator and replaces it with 3 tubing to produces a moderate exhaust tone. - AFE - Audi

This system deletes the factory resonator and replaces it with 3” tubing to produces a moderate exhaust tone. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
4477610
Mfg#:
49-36428
In Stock
20% off MSRP

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

$428.99

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

$343.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2960017 - 034-105-4022 - 3" High Flow Catalytic Converter - complete drop-in upgrade will bolt up to stock/Stock Fit Turbo - 034Motorsport - Audi

complete drop-in upgrade will bolt up to stock/Stock Fit Turbo affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2960017
Mfg#:
034-105-4022
In Stock
$482.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2607895 - 8K0253115HKT - Turbocharger Installation Kit - Includes all gaskets and hardware to install a new turbocharger - Assembled By ECS - Audi

Includes all gaskets and hardware to install a new turbocharger 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#:
2607895
Mfg#:
8K0253115HKT
In Stock
ON SALE! SAVE 14%
$213.99

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

$183.28 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2827420 - SSXAU296 -  Cat-Back Exhaust System - Resonated - 2.25" stainless steel with dual 100mm 'GT100' style polished exhaust tips - Milltek Sport - Audi

2.25" stainless steel with dual 100mm 'GT100' style polished exhaust tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
2827420
Mfg#:
SSXAU296
Back Ordered
$1685.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4046023 - B9A45HFC - JHM 3" Cat-Pipe (High Flow Catalyst) - 3.0" T304 Stainless system produces gains of up to 25hp. - JH Motorsports  - Audi

3.0" T304 Stainless system produces gains of up to 25hp. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles up through 2020

Brand:
JH Motorsports  - Corporate Logo
ES#:
4046023
Mfg#:
B9A45HFC
Ships in 5 Business Days
$399.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4766182 - 1K0998262T - Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bremmen Parts - Audi Volkswagen

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4766182
Mfg#:
1K0998262T
In Stock
ON SALE! SAVE 20%
$91.99

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

$73.43 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2972520 - EXH-TDP-003-B7HF - 3" High Flow Catalytic Converter - Designed to seamlessly fit in place of factory catalytic converter - CTS - Audi

Designed to seamlessly fit in place of factory catalytic converter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
2972520
Mfg#:
EXH-TDP-003-B7HF
Ships in 8 Business Days
$299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4043930 - 3215-11020 - AWE Resonated Performance Downpipe - B8/B8.5 2.0T - Designed using CAD modeling software to produce smooth gradual bends, eliminating flow interference. - AWE - Audi

Designed using CAD modeling software to produce smooth gradual bends, eliminating flow interference. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AWE - Corporate Logo
ES#:
4043930
Mfg#:
3215-11020
In Stock
$645.00 USD
Free Shipping
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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