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Audi B9 S5 Quattro 3.0T

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Audi B9 S5 Quattro 3.0T Exhaust Parts & Accessories

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Self-Locking Nut - Priced Each

ES#471101 - N90894601 - Self-Locking Nut - Priced Each - Install new hardware with your new parts. M8 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M8 Used to secure the turbocharger to the cylinder head - qty 4 required - outer

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471101
Mfg#:
N90894601
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

2.5" High-Flow Downpipe

ES#3420821 - SSXAU673 - 2.5" High-Flow Downpipe - Featuring Milltek Sport Hi-Flow sports cat, fits with OE and Milltek cat-back systems. - Milltek Sport - Audi

Featuring Milltek Sport Hi-Flow sports cat, fits with OE and Milltek cat-back systems.

Brand:
Milltek Sport - Corporate Logo
ES#:
3420821
Mfg#:
SSXAU673
Ships on Nov 20, 2026
$3374.99

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

$3374.78 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B8/B8.5 3.0T Downpipe Removal Tool

ES#4440458 - 012622LA01 - B8/B8.5 3.0T Downpipe Removal Tool - Easily remove stubborn downpipe nuts on your 3.0T downpipe. - ECS - Audi

Easily remove stubborn downpipe nuts on your 3.0T downpipe. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4440458
Mfg#:
012622LA01
Ships on Feb 1, 2027
ON SALE! SAVE 25%
$15.99

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

$11.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Downpipe For B9 S4/S5

ES#4852347 - UH044-EXA - Performance Downpipe For B9 S4/S5 - Reduce turbo lag and enhance the exhaust note - Unitronic - Audi

Reduce turbo lag and enhance the exhaust note

Brand:
Unitronic - Corporate Logo
ES#:
4852347
Mfg#:
UH044-EXA
Ships in 5 Business Days
$2634.99 USD

AWE Track Edition Exhaust System - Audi B9 S5 3.0T

ES#4723707 - AWEB9S5TK - AWE Track Edition Exhaust System - Audi B9 S5 3.0T - Equipped with the same precision-engineering as its Touring Edition counterpart, minus the resonators up front and 180 Technology resonators in the rear. - AWE - Audi

Equipped with the same precision-engineering as its Touring Edition counterpart, minus the resonators up front and 180 Technology® resonators in the rear. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
AWE - Corporate Logo
ES#:
4723707
Mfg#:
AWEB9S5TK
Ships on Nov 20, 2026
ON SALE!
Starting at $2335.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ARMYTRIX Sport Cat-Pipe - Ceramic Coated

Ceramic Coated Sport Cat-Pipe with 200 CPSI Catalytic Converter - Increase power, reduce weight, and improve sound!

Brand:
Armytrix - Corporate Logo
ES#:
4164586
Mfg#:
AU94S-CDC
Ships on Nov 20, 2026
$2050.00 USD
Free Shipping

High-Flow Catalyst Installation Hardware/Gasket Kit

ES#4858168 - 034-105-A015 - High-Flow Catalyst Installation Hardware/Gasket Kit - Includes everything you need to install or replace your 034Mototorsport High-Flow Catalyst or OEM Catalyst. - 034Motorsport - Audi

Includes everything you need to install or replace your 034Mototorsport High-Flow Catalyst or OEM Catalyst. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4858168
Mfg#:
034-105-A015
In Stock
$160.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Cat-Back Exhaust System - B9 S5 Sportback

ES#5375469 - IEEXCK12 - IE Cat-Back Exhaust System - B9 S5 Sportback - Features an aggressive, yet refined exhaust note with DroneTrap technology and quad 90mm slash-cut tips - Integrated Engineering - Audi

Features an aggressive, yet refined exhaust note with DroneTrap technology and quad 90mm slash-cut tips

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375469
Mfg#:
IEEXCK12
Ships in 4 Business Days
$1699.99 USD

IE Cat-Back Exhaust System - B9 S5 Coupe

ES#5375468 - IEEXCK11 - IE Cat-Back Exhaust System - B9 S5 Coupe - Features an aggressive, yet refined exhaust note with DroneTrap technology and quad 90mm slash-cut tips - Integrated Engineering - Audi

Features an aggressive, yet refined exhaust note with DroneTrap technology and quad 90mm slash-cut tips

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375468
Mfg#:
IEEXCK11
Ships in 4 Business Days
$1699.99 USD

V-Band Clamp - Priced Each

ES#4351697 - 8W0253725G - V-Band Clamp - Priced Each - V-Band clamp secures catalytic converter to turbocharger - Does not include gasket (8W0253115G) - Genuine Volkswagen Audi - Audi

V-Band clamp secures catalytic converter to turbocharger - Does not include gasket (8W0253115G) For vehicles with production date from 10/01/2021

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4351697
Mfg#:
8W0253725G
In Stock
9% off MSRP

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

$83.33

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

$75.62 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor

ES#3604972 - 06M906265 - Front Oxygen Sensor - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi

Keep your engine running efficiently

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3604972
Mfg#:
06M906265
Ships in 2 Business Days
10% off MSRP

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

$298.99

This product was last offered at the strikethrough price on
10-26-2026

$268.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 3.0T S4 S5 Catted Downpipe

ES#4905571 - B930TDPC - Audi B9 3.0T S4 S5 Catted Downpipe - Increased Power and Torque, Massive 6.5" Design, Faster Turbo Spool, and Improved Exhaust Note - ARM Motorsports - Audi

Increased Power and Torque, Massive 6.5" Design, Faster Turbo Spool, and Improved Exhaust Note

Brand:
ARM Motorsports - Corporate Logo
ES#:
4905571
Mfg#:
B930TDPC
Ships in 2 Business Days
$779.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Gasket - Priced Each

ES#3015657 - 8W0253115D - Exhaust Gasket - Priced Each - Between the exhaust manifold and downpipe, requires 2 - Genuine Volkswagen Audi - Audi

Between the exhaust manifold and downpipe, requires 2

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3015657
Mfg#:
8W0253115D
In Stock
$6.93 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Rear

ES#3631347 - 8W0906265AK - Oxygen Sensor - Rear - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi

Keep your engine running efficiently

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3631347
Mfg#:
8W0906265AK
Ships in 9 Business Days
13% off MSRP

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

$270.00

This product was last offered at the strikethrough price on
08-31-2026

$234.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Gasket - Priced Each

ES#2696757 - 8K0253115K - Exhaust Gasket - Priced Each - Seals the catalytic converter to the downpipe - Genuine Volkswagen Audi - Audi

Seals the catalytic converter to the downpipe Fits up to production date 01/28/2019

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2696757
Mfg#:
8K0253115K
In Stock
$5.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Valve Servo Motor - Priced Each

ES#4022234 - 4N0133246A - Exhaust Valve Servo Motor - Priced Each - Operates the exhaust valve - Genuine Volkswagen Audi - Audi Volkswagen

Operates the exhaust valve For vehicles with production date from 09/09/2019

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4022234
Mfg#:
4N0133246A
Ships in 2 Business Days
13% off MSRP

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

$354.99

This product was last offered at the strikethrough price on
08-31-2026

$307.99 USD
Free Shipping
on orders $49 and up
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.

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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