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Audi A4 Performance Exhaust Parts

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ES#4883843 - 004788LA01 - Remote Vacuum Exhaust Valve Control Kit - Control your exhaust valves with the click of a button! Includes a standalone vacuum pump, wiring, vacuum hose, and controllers. - ECS - Audi BMW Volkswagen Mercedes Benz MINI

Control your exhaust valves with the click of a button! Includes a standalone vacuum pump, wiring, vacuum hose, and controllers. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4883843
Mfg#:
004788LA01
In Stock
ON SALE! SAVE 10%
$99.99

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

$89.99 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#4715424 - 044081LA01 - Build-Your-Own Universal Vacuum-Actuated Valved Mufflers Kit  - Choose between a 2.5" or 3.0" valved mufflers to complete your custom exhaust. - ECS - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Choose between a 2.5" or 3.0" valved mufflers to complete your custom exhaust. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4715424
Mfg#:
044081LA01
In Stock
ON SALE!
Starting at $57.57 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#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
ES#3107602 - 767821KT1 - TurboBack Exhaust System - Non-Resonated - Stainless steel system with high flow catalytic converter - Supersprint - Audi

Stainless steel system with high flow catalytic converter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Requires Dual exit rear valance

Brand:
Supersprint - Corporate Logo
ES#:
3107602
Mfg#:
767821KT1
Back Ordered
$5721.99 USD
ES#4904361 - IEEXCK8 - IE Catback Exhaust System - B9 A4 - Features high-flow 2.5" piping, 90mm twin exhaust tips, and iE's DroneTrap technology - Integrated Engineering - Audi

Features high-flow 2.5" piping, 90mm twin exhaust tips, and iE's DroneTrap technology affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4904361
Mfg#:
IEEXCK8
In Stock
$1649.99 USD
Free Shipping
ES#3175270 - 251126R - Performance Stainless 2.5" Downpipe  - High flow, stainless downpipe kit to be used with factory exhaust - Techtonics Tuning - Audi

High flow, stainless downpipe kit to be used with factory exhaust affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits manual transmission models only - To be used with factory exhaust

Brand:
Techtonics Tuning - Corporate Logo
ES#:
3175270
Mfg#:
251126R
Ships in 4 Business Days
$286.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Exhaust Parts

Performance exhaust systems increase flows to improve throttle response and add power. Designed to reduce back pressure, our large selection of performance exhaust parts and performance exhaust systems is made from premium materials like stainless steel. Many are TIG welded and polished to make them as attractive as they are functional.

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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