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Audi Engine Emission Parts

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Oil Separator/Pressure Control Valve (PCV)

ES#5470814 - 06M103515H - Oil Separator/Pressure Control Valve (PCV) - Also known as the "PCV". Located on the valve cover - URO - Audi Porsche

Also known as the "PCV". Located on the valve cover 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO - Corporate Logo
ES#:
5470814
Mfg#:
06M103515H
In Stock
$105.99

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

$94.99 USD
Free Shipping
on orders $49 and up

Breather Tube

ES#281336 - 06H103213J - Breather Tube - Located on the rear of the valve cover, a common boost leak area - Genuine Volkswagen Audi - Audi

Located on the rear of the valve cover, a common boost leak area

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281336
Mfg#:
06H103213J
Ships in 1 day
2% off MSRP

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

$258.99

This product was last offered at the strikethrough price on
09-10-2026

$252.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

ES#2803531 - 1J0201553A - Gas Cap - Replacement fuel tank cap for your vehicle. Tether not included. - Rein - Audi Volkswagen

Replacement fuel tank cap for your vehicle. Tether not included. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
From VIN 8D-W-070001 up to VIN 8D-X-300000, splits are in the 1998/1999 model years

Brand:
Rein - Corporate Logo
ES#:
2803531
Mfg#:
1J0201553A
In Stock
ON SALE!
$18.66

This product was last offered at the strikethrough price on
06-23-2026

$17.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coupling hose

ES#4818447 - 06D133299C - Coupling hose - Connects the breather tube to the valve cover port - Bremmen Parts - Audi

Connects the breather tube to the valve cover port 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818447
Mfg#:
06D133299C
In Stock
$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Gas Cooler

ES#1833454 - 03L131512AF - Exhaust Gas Cooler - Keep exhaust gas cool with this new cooler - Genuine Volkswagen Audi - Audi Volkswagen

Keep exhaust gas cool with this new cooler

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1833454
Mfg#:
03L131512AF
Ships in 1 day
7% off MSRP

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

$804.99

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

$746.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV) Repair Kit

ES#3659043 - 06h103495akt2KT - Pressure Control Valve (PCV) Repair Kit - Also called the "breather valve" or "oil separator". Located on top of the valve cover. - Assembled By ECS - Audi

Also called the "breather valve" or "oil separator". Located on top of the valve cover. 10X Entries Into Our F80 M3 Sweepstakes
Up to the 2012 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
3659043
Mfg#:
06H103495AKT2KT
In Stock
ON SALE! SAVE 24%
$108.99

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

$82.88 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EVAPCANIST

ES#3642149 - 8W0201801N - EVAPCANIST - Genuine Volkswagen Audi - Audi

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3642149
Mfg#:
8W0201801N
Ships in 1 day
6% off MSRP

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

$783.99

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

$738.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Breather Tube

ES#4818428 - 06A103213F - Crankcase Breather Tube - Connects the oil filter adapter to the three-way valve housing - Bremmen Parts - Audi Volkswagen

Connects the oil filter adapter to the three-way valve housing 10X Entries Into Our F80 M3 Sweepstakes

Engine code AWM

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818428
Mfg#:
06A103213F
In Stock
ON SALE! SAVE 10%
$13.99

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

$12.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

pCV vent hose

ES#286115 - 07L103209C - pCV vent hose - Connects the valve covers to the PCV valve - Genuine Volkswagen Audi - Audi

Connects the valve covers to the PCV valve

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
286115
Mfg#:
07L103209C
Ships in 1 day
10% off MSRP

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

$405.00

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

$364.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DEF Control Module

ES#2987797 - 4G0907355G - DEF Control Module - Genuine Volkswagen Audi - Audi

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2987797
Mfg#:
4G0907355G
Ships in 1 day
6% off MSRP

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

$773.99

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

$728.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#5375027 - 06K103495AG - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Bremmen Parts - Audi Volkswagen

Also called the "breather valve" or "oil separator" 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5375027
Mfg#:
06K103495AG
In Stock
ON SALE! SAVE 16%
$57.99

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

$48.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#3420002 - 4H0906265B - Oxygen Sensor - Priced Each - Located behind the catalytic converter - Bosch - Audi

Located behind the catalytic converter We Price Match - Give Us A Call or Chat!
Fits right side

Brand:
Bosch - Corporate Logo
ES#:
3420002
Mfg#:
4H0906265B
Ships in 2 Business Days
$151.99

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

$144.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose

ES#3447485 - 06J103213D - PCV Breather Hose - Located at rear of PCV - Rein - Audi Volkswagen

Located at rear of PCV 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3447485
Mfg#:
06J103213D
In Stock
ON SALE!
$35.99

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

$34.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Purge Valve

ES#4069460 - 06H906517B - Purge Valve - Replace your failing purge valve - Bosch - Audi Volkswagen

Replace your failing purge valve We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4069460
Mfg#:
06H906517B
Ships in 3 Business Days
$39.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Autobahn Autoworx 2.0T FSI Breather Hose Kit - Select Your Color

ES#4405085 - AUT-MK5-003 - Autobahn Autoworx 2.0T FSI Breather Hose Kit - Select Your Color - Replace your stock plastic pipes with silicone - Autobahn Autoworx - Audi Volkswagen

Replace your stock plastic pipes with silicone Install photos also show the Silicone Coolant Hose Set (ES4362410) which is not included but available separately.

Brand:
Autobahn Autoworx - Corporate Logo
ES#:
4405085
Mfg#:
AUT-MK5-003
Ships in 5 Business Days
Starting at $60.00 USD
Customize
Free Shipping
on orders $49 and up

25mm Pressure Regulating Valve (PRV)

ES#4858146 - 034-101-Z006 - 25mm Pressure Regulating Valve (PRV) - Located on the intake hose leading to the turbo inlet - 034Motorsport - Audi Volkswagen

Located on the intake hose leading to the turbo inlet 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4858146
Mfg#:
034-101-Z006
Ships in 8 Business Days
$119.00 USD
Free Shipping
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

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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