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Audi Engine Emission Parts

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ES#4906656 - 053538la03KT - B6 A4 1.8T Performance Baffled Oil Catch Can System - 6 oz. - Keep your intake tract clean and oil free! Featuring a four-chamber baffled catch can, durable silicone hoses, and a plug & play bracket for seamless integration. - ECS - Audi

Keep your intake tract clean and oil free! Featuring a four-chamber baffled catch can, durable silicone hoses, and a plug & play bracket for seamless integration. 10X Entries Into Our F80 M3 Sweepstakes
From VIN 8E-3-500001, split is in the 2003 model year.

Brand:
ECS - Corporate Logo
ES#:
4906656
Mfg#:
053538LA03KT
In Stock
ON SALE! SAVE 20%
$676.99

This product was last offered at the strikethrough price on
10-28-2026

$541.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#436409 - 8E0201183BA - Vent Tube - Connects the filler neck to the charcoal canister. - Genuine Volkswagen Audi - Audi

Connects the filler neck to the charcoal canister. From VIN 8E-4-000001, split is in the 2004 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
436409
Mfg#:
8E0201183BA
Ships in 1-2 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.

$623.99

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

$540.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3021890 - CCF001 - BFI "Clean Catch" - Crankcase Oil Separator KIT - Keep your intake tract clean and oil free, with this BFI baffled Oil Catch Can System - Black Forest Industries - Audi Volkswagen

Keep your intake tract clean and oil free, with this BFI baffled Oil Catch Can System For vehicles with FSI engines only

Brand:
Black Forest Industries - Corporate Logo
ES#:
3021890
Mfg#:
CCF001
Ships on Nov 25, 2026
$539.99 USD
Free Shipping
on orders $49 and up
ES#3021898 - CCT004 - BFI "Clean Catch" - Crankcase Oil Separator KIT - Keep your intake tract clean and oil free, with this BFI baffled Oil Catch Can System - Black Forest Industries - Audi Volkswagen

Keep your intake tract clean and oil free, with this BFI baffled Oil Catch Can System For vehicles with TSI engines only

Brand:
Black Forest Industries - Corporate Logo
ES#:
3021898
Mfg#:
CCT004
Ships on Nov 25, 2026
$539.99 USD
Free Shipping
ES#3021897 - CCT003 - BFI Clean Catch Can V2 - Race Kit - B8 Audi TSI - Keep your intake tract clean and oil free, with this BFI baffled Oil Catch Can System - Black Forest Industries - Audi

Keep your intake tract clean and oil free, with this BFI baffled Oil Catch Can System

Brand:
Black Forest Industries - Corporate Logo
ES#:
3021897
Mfg#:
CCT003
Ships on Nov 25, 2026
$539.99 USD
Free Shipping
ES#3438274 - 06E131101K - EGR Valve - Left - Also known as the 'combi valve' - Pierburg - Audi

Also known as the 'combi valve'

Brand:
Pierburg - Corporate Logo
ES#:
3438274
Mfg#:
06E131101K
In Stock
Limited Qty Sale
$98.99

This product was last offered at the strikethrough price on
11-03-2026

$89.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3508404 - 034-101-1011 - 034Motorsport Transverse Catch Can Kit - Keep oil and water vapor out of the intake tract - 034Motorsport - Audi Volkswagen

Keep oil and water vapor out of the intake tract 2X Entries Into Our F80 M3 Sweepstakes
For vehicles with FSI engines only

Brand:
034Motorsport - Corporate Logo
ES#:
3508404
Mfg#:
034-101-1011
Ships in 2 Business Days
$537.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Commonly called PCV valve

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4881190
Mfg#:
06M103515S
Ships in 7 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.

$197.99

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

$178.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2873264 - 03L131501K - EGR Valve - Febi - Audi

We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2873264
Mfg#:
03L131501K
Ships in 1 Business Day
$549.99

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

$534.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5470646 - 1K0998262L - Front Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bremmen Parts - Audi Volkswagen

Keep your engine running efficiently 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5470646
Mfg#:
1K0998262L
In Stock
ON SALE! SAVE 18%
$129.99

This product was last offered at the strikethrough price on
05-29-2026

$106.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3660588 - n10156207KT - Pressure Control Valve (PCV) Kit - This valve sits in the engine valley, beneath the supercharger compressor. - Genuine Volkswagen Audi - Audi

This valve sits in the engine valley, beneath the supercharger compressor. Fits from production date 5/7/2012 up to 10/6/2014

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3660588
Mfg#:
N10156207KT
Ships in 1-2 days
$529.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3708336 - 4H0906262N - Front Oxygen Sensor - Priced Each - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi

Keep your engine running efficiently Fits left side

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3708336
Mfg#:
4H0906262N
Ships in 1-2 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.

$610.99

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

$528.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2749144 - 022131101E - Combi Valve - Common source for error codes - Pierburg - Audi Volkswagen

Common source for error codes

Brand:
Pierburg - Corporate Logo
ES#:
2749144
Mfg#:
022131101E
In Stock
$175.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2966851 - 06E131101K - EGR Valve - Left - Also known as the 'combi valve' - Genuine Volkswagen Audi - Audi

Also known as the 'combi valve'

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2966851
Mfg#:
06E131101K
Ships in 1-2 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.

$606.99

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

$525.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3708337 - 4H0906262P - Front Oxygen Sensor - Priced Each - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi

Keep your engine running efficiently Fits right side

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3708337
Mfg#:
4H0906262P
Ships in 1-2 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.

$606.99

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

$525.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2708697 - 06A103213F - Breather Hose Connector - Connects the oil filter adapter to the three-way valve housing - URO - Audi Volkswagen

Connects the oil filter adapter to the three-way valve housing 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2708697
Mfg#:
06A103213F
In Stock
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Emission Parts

Repairing failed emission components doesn't just turn off the check engine light so you can pass your local emissions test, it also improves performance and fuel economy. ECS stocks all common emission controls, from oxygen sensors to PCV valves.

Other Audi Engine Emission Parts

Let us help you find the parts that fit your Audi

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

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