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Audi B9 S5 Quattro 3.0T Cabriolet

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Audi B9 S5 Quattro 3.0T Cabriolet Performance Exhaust Parts

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APR Cat-Back Exhaust System - B9 S4/S5

ES#4901469 - CBK0012 - APR Cat-Back Exhaust System - B9 S4/S5 - Features TIG welded brushed T304 stainless steel construction and offers gains of 10 AWHP and 12 AWFT-LBS of torque - APR - Audi

Features TIG welded brushed T304 stainless steel construction and offers gains of 10 AWHP and 12 AWFT-LBS of torque Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
4901469
Mfg#:
CBK0012
In Stock
11% off MSRP

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

$2418.99

This product was last offered at the strikethrough price on
11-04-2026

$2149.99 USD
Free Shipping

CTS Turbo B9 S4/S5 High Flow Cat

ES#4043052 - CTS-EXH-TP-0009C - CTS Turbo B9 S4/S5 High Flow Cat - CTS Turbo high flow cat is made to maximize exhaust flow for highest power gains - Do not compromise performance and sound with factory parts - Unleash your B9 S4/S5 3.0T Potential! - CTS - Audi

CTS Turbo high flow cat is made to maximize exhaust flow for highest power gains - Do not compromise performance and sound with factory parts - Unleash your B9 S4/S5 3.0T Potential!

Brand:
CTS - Corporate Logo
ES#:
4043052
Mfg#:
CTS-EXH-TP-0009C
In Stock
ON SALE! SAVE 15%
$699.99

This product was last offered at the strikethrough price on
09-29-2026

$594.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Res-X Front Resonator Delete

ES#4845334 - 034-105-7060 - Res-X Front Resonator Delete - Unleash a throaty growl under hard acceleration! - 034Motorsport - Audi

Unleash a throaty growl under hard acceleration! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4845334
Mfg#:
034-105-7060
In Stock
$303.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B9 S4/S5 Downpipe & Resonator Delete Kit

ES#4715650 - 016752la02KT - B9 S4/S5 Downpipe & Resonator Delete Kit - No cutting required, easy-to-install downpipes with resonator deletes for your factory cat back exhaust. - ECS - Audi

No cutting required, easy-to-install downpipes with resonator deletes for your factory cat back exhaust. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4715650
Mfg#:
016752LA02KT
In Stock
ON SALE! SAVE 10%
$479.99

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

$431.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VPS Pre Muffler Delete Kit

ES#4414474 - B9PMD2017 - VPS Pre Muffler Delete Kit - Unleash the sound your 3.0T was meant to have! - Verstarkt Performance Systems - Audi

Unleash the sound your 3.0T was meant to have!

Brand:
Verstarkt Performance Systems - Corporate Logo
ES#:
4414474
Mfg#:
B9PMD2017
Ships on Jan 8, 2027
$269.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S5 Coupe/Cabriolet 3.0T Valved Exhaust System

ES#4658162 - 016752LA01 - Audi B9 S5 Coupe/Cabriolet 3.0T Valved Exhaust System - ECS evolutionary design and manufacturing, blending with raw emotion, desire and passion, creating a truly unique driving experience - ECS - Audi

ECS evolutionary design and manufacturing, blending with raw emotion, desire and passion, creating a truly unique driving experience 10X Entries Into Our F80 M3 Sweepstakes
Fits up to 2022 model years

Brand:
ECS - Corporate Logo
ES#:
4658162
Mfg#:
016752LA01
In Stock
ON SALE!
Starting at $1253.75 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE ProCore Performance Cast Downpipe - B9 S4/S5

ES#4708493 - IEEXCK6 - IE ProCore Performance Cast Downpipe - B9 S4/S5 - Check-Engine Light free! An emissions-friendly approach to exhaust upgrades! - Integrated Engineering - Audi

Check-Engine Light free! An emissions-friendly approach to exhaust upgrades!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4708493
Mfg#:
IEEXCK6
Ships in 5 Business Days
$2874.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

HJS Tuning 2.5" High-Flow ECE Downpipes

ES#3508359 - SSXAU725 - HJS Tuning 2.5" High-Flow ECE Downpipes - Featuring HJS Tuning 200cpsi ECE-approved sports cat - Fits with OE and Milltek cat-back systems. - Milltek Sport - Audi

Featuring HJS Tuning 200cpsi ECE-approved sports cat - Fits with OE and Milltek cat-back systems.

Brand:
Milltek Sport - Corporate Logo
ES#:
3508359
Mfg#:
SSXAU725
Ships on Nov 27, 2026
$5244.99

This product was last offered at the strikethrough price on
08-17-2026

$5244.07 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S5 Coupe/Cabriolet 3.0T Valved Exhaust System With Downpipes & Resonator Delete Kit

ES#4876129 - 016752LAEBKT - Audi B9 S5 Coupe/Cabriolet 3.0T Valved Exhaust System With Downpipes & Resonator Delete Kit - Includes stainless steel valved cat-back section, black billet aluminum tunnel brace, 4" black chrome exhaust tips, and a set of downpipes with resonator deletes! - Enthusiast Bundles - Audi

Includes stainless steel valved cat-back section, black billet aluminum tunnel brace, 4" black chrome exhaust tips, and a set of downpipes with resonator deletes! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876129
Mfg#:
016752LAEBKT
In Stock
ON SALE! SAVE 13%
$1799.00

This product was last offered at the strikethrough price on
05-25-2026

$1568.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated (Louder)

ES#3240938 - SSXAU657 - Cat-Back Exhaust System - Non-Resonated (Louder) - 2.50" stainless steel with quad GT-90 titanium tips - Milltek Sport - Audi

2.50" stainless steel with quad GT-90 titanium tips Fits models without factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3240938
Mfg#:
SSXAU657
Ships on Nov 27, 2026
$4158.99

This product was last offered at the strikethrough price on
08-17-2026

$4158.02 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Midpipe Exhaust Upgrade

ES#4489116 - IEEXCK4 - IE Midpipe Exhaust Upgrade - Aggressive sound, quality finish, reliable operation, straightforward install, and affordable fun. - Integrated Engineering - Audi

Aggressive sound, quality finish, reliable operation, straightforward install, and affordable fun.

Brand:
Integrated Engineering - Corporate Logo
ES#:
4489116
Mfg#:
IEEXCK4
In Stock
$804.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust - Non Resonated

2.50" stainless steel with your choice of tip style

Brand:
Milltek Sport - Corporate Logo
ES#:
4164626
Mfg#:
B9NONRESONATED
Ships on Nov 25, 2026
Starting at $3507.46 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Resonated With Exhaust Valves

ES#3240918 - SSXAU641 - Cat-Back Exhaust System - Resonated With Exhaust Valves - 2.50" stainless steel with quad GT-100 Cerakote black tips - Milltek Sport - Audi

2.50" stainless steel with quad GT-100 Cerakote black tips Fits models without factory rear sports differential
For vehicles without a sport differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3240918
Mfg#:
SSXAU641
Ships on Nov 27, 2026
$3752.99

This product was last offered at the strikethrough price on
08-17-2026

$3752.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated With Valves

ES#3493658 - SSXAU686 - Cat-Back Exhaust System - Non-Resonated With Valves - 2.50" stainless steel with quad GT100 cerakote black tips - Milltek Sport - Audi

2.50" stainless steel with quad GT100 cerakote black tips Fits models without factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3493658
Mfg#:
SSXAU686
Ships on Nov 27, 2026
$3506.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Exhaust Parts

Let them hear you coming with a quality performance exhaust setup. All the best exhaust brands including our in-house developed line of stainless steel exhaust upgrades are here in our expansive catalog of performance options.

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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