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Audi B6 Exhaust Parts & Accessories

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Cat-Back Exhaust System - Resonated

ES#4164713 - B6S4RESONATED - Cat-Back Exhaust System - Resonated - 2.25" stainless steel with your choice of tip style - Milltek Sport - Audi

2.25" stainless steel with your choice of tip style

Brand:
Milltek Sport - Corporate Logo
ES#:
4164713
Mfg#:
B6S4RESONATED
Ships on Oct 22, 2026
ON SALE!
Starting at $1516.73 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Manifold Washer - Priced Each

ES#5291 - n90357201 - Exhaust Manifold Washer - Priced Each - Used in securing the exhaust manifold to the cylinder head. 8.4x17x4 - Genuine Volkswagen Audi - Audi Volkswagen

Used in securing the exhaust manifold to the cylinder head. 8.4x17x4

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
5291
Mfg#:
N90357201
In Stock
3% off MSRP

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

$7.30

This product was last offered at the strikethrough price on
09-21-2026

$7.08 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated

ES#2827429 - SSXAU305 - Cat-Back Exhaust System - Non-Resonated - 2.5" stainless steel with dual 100mm polished tips - Milltek Sport - Audi

2.5" stainless steel with dual 100mm polished tips Fits 5 speed manual only

Brand:
Milltek Sport - Corporate Logo
ES#:
2827429
Mfg#:
SSXAU305
Ships in 5 Business Days
ON SALE! SAVE 10%
$1657.99

This product was last offered at the strikethrough price on
09-18-2026

$1491.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated

ES#2827430 - SSXAU306 - Cat-Back Exhaust System - Non-Resonated - 2.5" stainless steel with dual 100mm polished tips - Milltek Sport - Audi

2.5" stainless steel with dual 100mm polished tips Fits 6 speed manual only

Brand:
Milltek Sport - Corporate Logo
ES#:
2827430
Mfg#:
SSXAU306
Ships in 5 Business Days
ON SALE! SAVE 10%
$1657.99

This product was last offered at the strikethrough price on
09-18-2026

$1491.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Catalytic Converter Installation Kit

ES#3028723 - 8D0253115KT3 - Catalytic Converter Installation Kit - Includes the necessary hardware and gaskets to install the catalytic converter - Assembled By ECS - Audi Volkswagen

Includes the necessary hardware and gaskets to install the catalytic converter 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3028723
Mfg#:
8D0253115KT3
In Stock
ON SALE! SAVE 21%
$59.99

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

$47.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B6 A4 1.8T Cat Back Exhaust System & Street Shield Aluminum Skid Plate Kit

ES#4751095 - 016837LA01EBKT - B6 A4 1.8T Cat Back Exhaust System & Street Shield Aluminum Skid Plate Kit - Enhance the sounds of your A4 and keep it protected with an ECS Tuning Street Shield - Enthusiast Bundles - Audi

Enhance the sounds of your A4 and keep it protected with an ECS Tuning Street Shield Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!
For 5 and 6 speed manual transmissions only

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751095
Mfg#:
016837LA01EBKT
Ships in 8 Business Days
ON SALE! SAVE 16%
$1674.99

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

$1399.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust

ES#1892704 - 16600 - Cat-Back Exhaust - 2.25" stainless steel with dual 4" polished stainless tips - Magnaflow - Audi

2.25" stainless steel with dual 4" polished stainless tips

Brand:
Magnaflow - Corporate Logo
ES#:
1892704
Mfg#:
16600
Back Ordered
$1360.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System

ES#3175528 - 252576T - Cat-Back Exhaust System - 2.5" T-304 Stainless Steel exhaust system with Borla mufflers - Techtonics Tuning - Audi

2.5" T-304 Stainless Steel exhaust system with Borla mufflers For use with aftermarket 2.5" downpipe

Brand:
Techtonics Tuning - Corporate Logo
ES#:
3175528
Mfg#:
252576T
Ships on Oct 13, 2026
$1314.50 USD
This product is lifetime replacement eligible Lifetime Replacement

EGR Valve - Priced Each

ES#2681440 - 06B131101K - EGR Valve - Priced Each - Also known as the 'combi valve' - Pierburg - Audi Volkswagen

Also known as the 'combi valve'

Brand:
Pierburg - Corporate Logo
ES#:
2681440
Mfg#:
06B131101K
Ships in 1-2 days
$157.55 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Exhaust Hanger - Priced Each

ES#2650716 - EXH005 - Performance Exhaust Hanger - Priced Each - Holds up your exhaust and keeps it from swaying - Powerflex - Audi MINI

Holds up your exhaust and keeps it from swaying

Brand:
Powerflex - Corporate Logo
ES#:
2650716
Mfg#:
EXH005
In Stock
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supersprint Center Section - Resonated

ES#3053941 - 764403 - Supersprint Center Section - Resonated - Left and right side resonated center section - To be installed with connecting pipes 764422 - Supersprint - Audi

Left and right side resonated center section - To be installed with connecting pipes 764422

Brand:
Supersprint - Corporate Logo
ES#:
3053941
Mfg#:
764403
Ships on Dec 23, 2026
$1030.99 USD
Free Shipping

Hex Bolt - Priced Each

ES#467458 - N10124408 - Hex Bolt - Priced Each - Install new hardware with your new parts. M6x20 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x20

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467458
Mfg#:
N10124408
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Catalytic Converter Kit

ES#1831735 - AMBCATKT - Catalytic Converter Kit - Includes related hardware and gaskets. Price includes a $14.95 core charge. - Bosal - Audi

Includes related hardware and gaskets. Price includes a $14.95 core charge. Not legal for sale or use in the state of New York or California

Brand:
Bosal - Corporate Logo
ES#:
1831735
Mfg#:
AMBCATKT
Back Ordered
$1024.99

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

$997.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Manifold Gasket

ES#2587638 - 058253039L - Exhaust Manifold Gasket - Seals the exhaust manifold to the cylinder head - Elring - Audi Volkswagen

Seals the exhaust manifold to the cylinder head 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2587638
Mfg#:
058253039L
In Stock
$13.99 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.

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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