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Audi RS3 8V (2018+) 2.5T

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Audi RS3 8V (2018+) 2.5T Exhaust Parts & Accessories

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Unitronic Midpipes for 2.5TFSI EVO

ES#4362394 - UH034-EXA - Unitronic Midpipes for 2.5TFSI EVO - Give your RS 3 or TT RS a more sporty growl by eliminating the resonators. - Unitronic - Audi

Give your RS 3 or TT RS a more sporty growl by eliminating the resonators. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 6/22/26 - 7/10/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!

Brand:
Unitronic - Corporate Logo
ES#:
4362394
Mfg#:
UH034-EXA
Back Ordered
Auto Notify
$395.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RES-X High-Flow Midpipes - Audi 8V RS3 & 8S TTRS

ES#3617741 - 034-105-7048 - RES-X High-Flow Midpipes - Audi 8V RS3 & 8S TTRS - Unleash a throaty growl under hard acceleration that exudes the sound of performance, and warns bystanders that this isn't your average 5-cylinder! - 034Motorsport - Audi

Unleash a throaty growl under hard acceleration that exudes the sound of performance, and warns bystanders that this isn't your average 5-cylinder! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits 2018+ facelift models only

Brand:
034Motorsport - Corporate Logo
ES#:
3617741
Mfg#:
034-105-7048
In Stock
ON SALE! SAVE 10%
$335.00

This product was last offered at the strikethrough price on
06-28-2026

$301.50 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

8V RS3 Valved Cat-Back Exhaust System

ES#4830334 - 049089la01KT - 8V RS3 Valved Cat-Back Exhaust System - Elevate your driving passion with an engaging, performance-oriented valved exhaust system for your DAZA-equipped 8V RS3! - ECS - Audi

Elevate your driving passion with an engaging, performance-oriented valved exhaust system for your DAZA-equipped 8V RS3! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4830334
Mfg#:
049089LA01KT
In Stock
ON SALE! SAVE 10%
$1691.99

This product was last offered at the strikethrough price on
06-13-2026

$1522.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Downpipe w/o Midpipes for 2.5TFSI EVO

ES#4362403 - UH051-EXA - Downpipe w/o Midpipes for 2.5TFSI EVO - Helps reduce turbo lag and enhance the exhaust note. - Unitronic - Audi

Helps reduce turbo lag and enhance the exhaust note. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 6/22/26 - 7/10/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!

Brand:
Unitronic - Corporate Logo
ES#:
4362403
Mfg#:
UH051-EXA
In Stock
$1979.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi RS3 & TTRS 2.5 TFSI EVO 3.5" Downpipe

ES#3677700 - IEEXCQO1 - Audi RS3 & TTRS 2.5 TFSI EVO 3.5" Downpipe - Deliver up to 577HP with a matching IE Stage 2 Tune and turn your 2.5T into an all-out power monster! - Integrated Engineering - Audi

Deliver up to 577HP with a matching IE Stage 2 Tune and turn your 2.5T into an all-out power monster! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
*Does not include Y-pipe adapter (IEEXCQ3) - Necessary if mating to stock cat-back system*

Brand:
Integrated Engineering - Corporate Logo
ES#:
3677700
Mfg#:
IEEXCQO1
In Stock
$1299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

8V RS3 Race Exhaust System

ES#4830333 - 049530la02KT - 8V RS3 Race Exhaust System - Performance Catback Exhaust for pure unrestricted power and sound. This exhaust takes out all of the stop gates and pairs with the 2.5T for an iconic driving experience. - ECS - Audi

Performance Catback Exhaust for pure unrestricted power and sound. This exhaust takes out all of the stop gates and pairs with the 2.5T for an iconic driving experience. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4830333
Mfg#:
049530LA02KT
In Stock
ON SALE!
$1128.99

This product was last offered at the strikethrough price on
06-13-2026

$1095.12 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Downpipe w/ Midpipes for 2.5TFSI EVO

ES#4362393 - UH033-EXA - Unitronic Downpipe w/ Midpipes for 2.5TFSI EVO - Featuring 400 cell high flow catalytic converter - Unitronic - Audi

Featuring 400 cell high flow catalytic converter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 6/22/26 - 7/10/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!

Brand:
Unitronic - Corporate Logo
ES#:
4362393
Mfg#:
UH033-EXA
Ships in 5 Business Days
$2269.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Performance Catback Exhaust - Audi RS3 8V

ES#4674821 - IEEXCQ5 - IE Performance Catback Exhaust - Audi RS3 8V - Let your 2.5L beast roar with the ultimate Audi RS3 exhaust system. - Integrated Engineering - Audi

Let your 2.5L beast roar with the ultimate Audi RS3 exhaust system. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4674821
Mfg#:
IEEXCQ5
Ships in 1 Business Day
$2549.99 USD
This product is lifetime replacement eligible Lifetime Replacement

RS3 Ultra-Performance Valved Turbo-Back Exhaust System - Satin Black Tips

ES#4159143 - ieexcq4KT1 - RS3 Ultra-Performance Valved Turbo-Back Exhaust System - Satin Black Tips - The IE 304L Stainless system features the 3.5" IE Performance Downpipe, into a massive 3.5" straight-through center pipe, that splits to dual 3" pipes out the back with the valves open - This is enough flow to power even the largest turbo setups! - Integrated Engineering - Audi

The IE 304L Stainless system features the 3.5" IE Performance Downpipe, into a massive 3.5" straight-through center pipe, that splits to dual 3" pipes out the back with the valves open - This is enough flow to power even the largest turbo setups! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4159143
Mfg#:
IEEXCQ4KT1
Back Ordered
$3849.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AWE Exhaust System - Audi 8V RS 3 2.5T

ES#4727674 - AWE8VRS3 - AWE Exhaust System - Audi 8V RS 3 2.5T - Comprised of handcrafted 3-inch and 2.5-inch U.S.-sourced T304L stainless steel and available as valved SwitchPath™ or more unleashed Track Edition - AWE - Audi

Comprised of handcrafted 3-inch and 2.5-inch U.S.-sourced T304L stainless steel and available as valved SwitchPath™ or more unleashed Track Edition affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AWE - Corporate Logo
ES#:
4727674
Mfg#:
AWE8VRS3
Ships on Jul 24, 2026
Starting at $1845.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

3.0" Large Bore Downpipe

ES#3509543 - SSXAU726 - 3.0" Large Bore Downpipe - Featuring Milltek Sport High-Flow sports cat, fits with OE and Milltek cat-back systems. - Milltek Sport - Audi

Featuring Milltek Sport High-Flow sports cat, fits with OE and Milltek cat-back systems. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
3509543
Mfg#:
SSXAU726
Ships in 3 Business Days
ON SALE! SAVE 10%
$1955.99

This product was last offered at the strikethrough price on
07-01-2026

$1760.36 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Race Cat-Back Exhaust System - Non-Resonated

ES#4845952 - SSXAU982 - Race Cat-Back Exhaust System - Non-Resonated - 80mm (3.15") stainless steel with dual Cerakote Black oval tips - Retains valves from OE system - Milltek Sport - Audi

80mm (3.15") stainless steel with dual Cerakote Black oval tips - Retains valves from OE system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
4845952
Mfg#:
SSXAU982
In Stock
ON SALE! SAVE 10%
$3616.99

This product was last offered at the strikethrough price on
07-01-2026

$3254.94 USD
Free Shipping

Cat-Back Exhaust System - Non-Resonated (3.15" Diameter)

3.15" Stainless Steel with dual Cerakote Black oval tips - Retains valves from OE system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
4049667
Mfg#:
SSXAU893
Ships in 3 Business Days
ON SALE! SAVE 10%
$3535.99

This product was last offered at the strikethrough price on
07-01-2026

$3181.75 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Resonated

ES#3536890 - SSXAU739 - Cat-Back Exhaust System - Resonated - 3.00" Stainless Steel with dual Cerakote Black oval tips - Retains valves from OE system - Milltek Sport - Audi

3.00" Stainless Steel with dual Cerakote Black oval tips - Retains valves from OE system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
3536890
Mfg#:
SSXAU739
Ships in 3 Business Days
ON SALE! SAVE 10%
$3130.99

This product was last offered at the strikethrough price on
07-01-2026

$2817.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbocharger

ES#4141929 - 07K145701N - Turbocharger - Complete assembly including the exhaust manifold - BorgWarner - Audi

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

Brand:
BorgWarner - Corporate Logo
ES#:
4141929
Mfg#:
07K145701N
Ships in 1 day
$2843.99

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

$2762.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Resonated

ES#3536891 - SSXAU738 - Cat-Back Exhaust System - Resonated - 3.00" Stainless Steel with dual Polished oval tips - Retains valves from OE system - Milltek Sport - Audi

3.00" Stainless Steel with dual Polished oval tips - Retains valves from OE system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
3536891
Mfg#:
SSXAU738
Ships in 3 Business Days
ON SALE! SAVE 10%
$2998.99

This product was last offered at the strikethrough price on
07-01-2026

$2698.33 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.

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

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