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Audi Engine Emission Parts

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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
Ships on Apr 12, 2027
ON SALE!
$50.14 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#4761007 - 034129101B - Pressure Control Valve (PCV) - Located on the turbo inlet pipe. 19mm - Rein - Audi Volkswagen

Located on the turbo inlet pipe. 19mm 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Up to the 2002 model year

Brand:
Rein - Corporate Logo
ES#:
4761007
Mfg#:
034129101B
In Stock
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor - Priced Each

ES#4135677 - 06E906265AJ - Front Oxygen Sensor - Priced Each - Keep your engine running efficiently - Denso - Audi

Keep your engine running efficiently Fits the left and right position

Brand:
Denso - Corporate Logo
ES#:
4135677
Mfg#:
06E906265AJ
In Stock
$266.99

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

$258.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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 2 Business Days
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
11-03-2026

$254.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Vacuum System Purge Valve & Hose Set

ES#5456512 - 06H133781CL - Vacuum System Purge Valve & Hose Set - Includes the solenoid valve and check valve with 3 hoses - Hudson - Audi

Includes the solenoid valve and check valve with 3 hoses Fits facelift (from 2013) models with CFKA, CPMA, and CPMB engine codes

Brand:
Hudson - Corporate Logo
ES#:
5456512
Mfg#:
06H133781CL
Ships in 1 day
$100.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve Gasket

ES#2083307 - 06f103483e - Pressure Control Valve Gasket - Stop leaks by replacing your old gasket when servicing your PCV system - Genuine Volkswagen Audi - Audi Volkswagen

Stop leaks by replacing your old gasket when servicing your PCV system

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2083307
Mfg#:
06F103483E
Ships Today
23% off MSRP

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

$50.18

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

$38.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#3420003 - 4H0906265C - 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 left side

Brand:
Bosch - Corporate Logo
ES#:
3420003
Mfg#:
4H0906265C
In Stock
$126.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Pipe

ES#315512 - 1K0131149H - Secondary Air Pipe - From secondary air pump to air box - Genuine Volkswagen Audi - Audi Volkswagen

From secondary air pump to air box

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315512
Mfg#:
1K0131149H
Ships in 1 day
9% off MSRP

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

$91.99

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

$83.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Emissions Service Kit

ES#2723969 - 06H103495EKT3 - Emissions Service Kit - Everything you need to service your PCV system - Assembled By ECS - Audi

Everything you need to service your PCV system 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with TSI engines only

Brand:
Assembled By ECS - Corporate Logo
ES#:
2723969
Mfg#:
06H103495EKT3
In Stock
ON SALE!
$77.23 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV) Repair Kit

ES#3659035 - 06h103495ahktKT1 - Pressure Control Valve (PCV) Repair Kit - Also called the "breather valve" or "oil separator". Located on top of the valve cover. - Genuine Volkswagen Audi - Audi Volkswagen

Also called the "breather valve" or "oil separator". Located on top of the valve cover.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3659035
Mfg#:
06H103495AHKTKT1
In Stock
$394.99

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

$327.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Oil Separator/PCV Emissions Service Kit

ES#2762561 - 06E103547HKT2 - Ultimate Oil Separator/PCV Emissions Service Kit - Restore your emission componenents and clear codes - Genuine Volkswagen Audi - Audi

Restore your emission componenents and clear codes For vehicles with ULEV 2 emissions standard

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2762561
Mfg#:
06E103547HKT2
Ships on Mar 19, 2027
$1019.67

This product was last offered at the strikethrough price on
08-24-2026

$978.16 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

EVAP Purge Valve

ES#4818448 - 06D133517B - EVAP Purge Valve - Also known as the N80 valve - Bremmen Parts - Audi Volkswagen

Also known as the N80 valve 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818448
Mfg#:
06D133517B
In Stock
ON SALE! SAVE 15%
$36.99

This product was last offered at the strikethrough price on
09-16-2026

$31.44 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator/PCV Emissions Service Kit

ES#2763850 - 079103464FKT - Oil Separator/PCV Emissions Service Kit - Restore your emission components and clear codes - Genuine Volkswagen Audi - Audi

Restore your emission components and clear codes

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2763850
Mfg#:
079103464FKT
Ships in 1 day
$993.99

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

$969.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Secondary Air Injection Pump

ES#1844013 - 078906601M - Secondary Air Injection Pump - Keep your engine running efficiently - Pierburg - Audi Volkswagen

Keep your engine running efficiently

Brand:
Pierburg - Corporate Logo
ES#:
1844013
Mfg#:
078906601M
Ships in 1 Business Day
$498.99

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

$484.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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

Oil Separator/PCV Emissions Service Kit

ES#4817853 - 079103464F1KT - Oil Separator/PCV Emissions Service Kit - Restore your emission components and clear codes - Assembled By ECS - Audi

Restore your emission components and clear codes 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4817853
Mfg#:
079103464F1KT
Ships in 1 day
$495.99

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

$480.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial 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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