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Audi A3 Performance Exhaust Parts

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IE Catted Cast Downpipe

ES#3569381 - IEEXCI1 - IE Catted Cast Downpipe - Features cast bends for superior flow and fitment - Integrated Engineering - Audi Volkswagen

Features cast bends for superior flow and fitment affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
3569381
Mfg#:
IEEXCI1
Ships in 1-2 days
$849.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

3.5" High Flow Downpipe

ES#2862917 - CTSEXHDP0014CAT - 3.5" High Flow Downpipe - T304 Stainless Steel with high flow catylitic converter - CTS - Audi Volkswagen

T304 Stainless Steel with high flow catylitic converter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
2862917
Mfg#:
CTSEXHDP0014CAT
Back Ordered
Auto Notify
$549.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

3.0" Downpipe - With High Flow Catalytic Converter

ES#3419055 - IEEXCC5 - 3.0" Downpipe - With High Flow Catalytic Converter - T304 Stainless, TIG-welded downpipe - Integrated Engineering - Audi Volkswagen

T304 Stainless, TIG-welded downpipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
3419055
Mfg#:
IEEXCC5
In Stock
$599.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

MK7 Golf R / 8V A3/S3 Resonator Delete Pipe Kit

ES#3183871 - 020296ecs02KT - MK7 Golf R / 8V A3/S3 Resonator Delete Pipe Kit - Add an aggressive exhaust sound with this Resonator Delete Pipe Kit! - ECS - Audi Volkswagen

Add an aggressive exhaust sound with this Resonator Delete Pipe Kit! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3183871
Mfg#:
020296ECS02KT
In Stock
ON SALE! SAVE 20%
$149.99

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

$119.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ARM Motorsport 3" Stainless Steel Downpipe

ES#4405041 - MK6DPC - ARM Motorsport 3" Stainless Steel Downpipe - Boosts power up to +20whp and +30wtq - ARM Motorsports - Audi Volkswagen

Boosts power up to +20whp and +30wtq affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ARM Motorsports - Corporate Logo
ES#:
4405041
Mfg#:
MK6DPC
In Stock
$497.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Cat-Back Exhaust System

ES#3102518 - 140682 - Performance Cat-Back Exhaust System - 3.00" split into two 2.25" stainless steel with dual 3.50" polished stainless tips - Borla - Audi

3.00" split into two 2.25" stainless steel with dual 3.50" polished stainless tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Borla - Corporate Logo
ES#:
3102518
Mfg#:
140682
In Stock at Vendor
$1399.99 USD
This product is lifetime replacement eligible Lifetime Replacement

IE Catted Cast Downpipe

ES#3569382 - IEEXCI3 - IE Catted Cast Downpipe - Features cast bends for superior flow and fitment - Integrated Engineering - Audi Volkswagen

Features cast bends for superior flow and fitment affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
3569382
Mfg#:
IEEXCI3
In Stock
$849.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ARM 3" Stainless Steel Catted Downpipe

ES#4375684 - MK7A3DPC - ARM 3" Stainless Steel Catted Downpipe - Increased Power and Torque! - ARM Motorsports - Audi Volkswagen

Increased Power and Torque! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ARM Motorsports - Corporate Logo
ES#:
4375684
Mfg#:
MK7A3DPC
In Stock
$697.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Remote Vacuum Exhaust Valve Control Kit

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

3-inch Downpipe With High Flow Catalytic Converter

ES#4362325 - UH009-EXA - 3-inch Downpipe With High Flow Catalytic Converter - Featuring a 200-Cell Metallic Matrix High-Flow Catalyst - Unitronic - Audi Volkswagen

Featuring a 200-Cell Metallic Matrix High-Flow Catalyst affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!

Brand:
Unitronic - Corporate Logo
ES#:
4362325
Mfg#:
UH009-EXA
In Stock
ON SALE! SAVE 10%
$829.99

This product was last offered at the strikethrough price on
05-21-2026

$746.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

HPA Performance Downpipe - With 300 Cell High-Flow Converter

ES#3247397 - HVA-253-STREET - HPA Performance Downpipe - With 300 Cell High-Flow Converter - Maximize your engine's performance! - HPA Motorsports - Audi Volkswagen

Maximize your engine's performance! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
HPA Motorsports - Corporate Logo
ES#:
3247397
Mfg#:
HVA-253-STREET
Ships in 3 Business Days
$879.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Build-Your-Own Universal Vacuum-Actuated Valved Mufflers Kit

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
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

3" High Flow Downpipe with Catalytic Converter

ES#2862903 - CTSEXHDP0003CAT - 3" High Flow Downpipe with Catalytic Converter - T304 Mandrel bent stainless steel Tubing - CTS - Audi Volkswagen

T304 Mandrel bent stainless steel Tubing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
2862903
Mfg#:
CTSEXHDP0003CAT
Ships in 8 Business Days
$599.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

8v A3 Quattro Valved Catback Exhaust System

ES#4431063 - 015517LA - 8v A3 Quattro Valved Catback Exhaust System - In-house engineered for Audi A3 enthusiasts! Featuring T304 SS Tig-welded 3.0" tubing, a center resonator and a valved muffler assembly. - ECS - Audi

In-house engineered for Audi A3 enthusiasts! Featuring T304 SS Tig-welded 3.0" tubing, a center resonator and a valved muffler assembly. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Fits both pre and post facelift sedan models. Now available in LOUDER non-resonated variant!

Brand:
ECS - Corporate Logo
ES#:
4431063
Mfg#:
015517LA
Ships on Oct 29, 2026
ON SALE!
Starting at $1151.09 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Downpipe 2.0 TSI MQB EA888.3 FWD

ES#4726470 - UH073-EXA - Unitronic Performance Downpipe 2.0 TSI MQB EA888.3 FWD - Direct bolt-on upgrade with a GESi 5 G-Sport UHO+ 400cpsi Catalytic Converter. - Unitronic - Audi Volkswagen

Direct bolt-on upgrade with a GESi 5” G-Sport UHO+ 400cpsi Catalytic Converter. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 5/22/26 - 6/5/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!

Brand:
Unitronic - Corporate Logo
ES#:
4726470
Mfg#:
UH073-EXA
Ships in 2 Business Days
$2099.99 USD
Free Shipping
on orders $49 and up

2.5" Cat-Back Exhaust System

ES#4487776 - 17705GSS-A - 2.5" Cat-Back Exhaust System - T304 Stainless Steel high flow cat-back exhaust system - Euro Sport Acc - Audi

T304 Stainless Steel high flow cat-back exhaust system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Euro Sport Acc - Corporate Logo
ES#:
4487776
Mfg#:
17705GSS-A
Ships in 4 Business Days
$549.99 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

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

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