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Audi Engine Emission Parts

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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
In Stock at Vendor
$713.99

This product was last offered at the strikethrough price on
02-21-2026

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

Breather Tube

ES#4339552 - 06H103213J - Breather Tube - Located on the rear of the valve cover, a common boost leak area - Hamburg Tech - Audi

Located on the rear of the valve cover, a common boost leak area We Price Match - Give Us A Call or Chat!
Engine code CAEB

Brand:
Hamburg Tech - Corporate Logo
ES#:
4339552
Mfg#:
06H103213J
In Stock
$68.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose

ES#4872147 - 06J103221A - PCV Breather Hose - Connects PCV to the intake manifold - URO - Audi Volkswagen

Connects PCV to the intake manifold 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4872147
Mfg#:
06J103221A
In Stock
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#4905032 - 079103464F - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Bremmen Parts - Audi

Also called the "breather valve" or "oil separator" 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4905032
Mfg#:
079103464F
In Stock
ON SALE! SAVE 11%
$76.99

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

$68.84 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Catch Can Kit

ES#5470483 - 034-101-1026 - 034Motorsport Catch Can Kit - Upgrade your failure-prone PCV breather hose with the high-performance, 034Motorsport Catch Can Kit. - 034Motorsport - Audi

Upgrade your failure-prone PCV breather hose with the high-performance, 034Motorsport Catch Can Kit.

Brand:
034Motorsport - Corporate Logo
ES#:
5470483
Mfg#:
034-101-1026
Ships in 2 Business Days
$712.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Reinforced Silicone Breather Hose Kit

ES#2864539 - 034-101-3003 - Reinforced Silicone Breather Hose Kit - Upgrade from weaker rubber hoses - 034Motorsport - Audi

Upgrade from weaker rubber hoses From VIN 8E-3-500001, split is in the 2003 model year

Brand:
034Motorsport - Corporate Logo
ES#:
2864539
Mfg#:
034-101-3003
Ships in 2 Business Days
$237.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Pump Gasket

ES#281327 - 06H103121J - Vacuum Pump Gasket - Recommended to be replaced when replacing vacuum pump. - Genuine Volkswagen Audi - Audi Volkswagen

Recommended to be replaced when replacing vacuum pump.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281327
Mfg#:
06H103121J
In Stock
22% off MSRP

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

$18.98

This product was last offered at the strikethrough price on
07-25-2026

$14.75 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

HOSE

ES#4716594 - 5Q0131128P - HOSE - Genuine Volkswagen Audi - Audi Volkswagen

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4716594
Mfg#:
5Q0131128P
Ships in 1-2 days
7% off MSRP

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

$293.99

This product was last offered at the strikethrough price on
07-25-2026

$273.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap With Strap

ES#4700584 - 5WA201550BD - Gas Cap With Strap - Replace your leaking cap, or the one you left at the pump - Genuine Volkswagen Audi - Audi

Replace your leaking cap, or the one you left at the pump Fits vehicle with production dates from 06/21/2021

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4700584
Mfg#:
5WA201550BD
Ships in 1-2 days
8% off MSRP

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

$73.99

This product was last offered at the strikethrough price on
02-03-2026

$67.99 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
In Stock
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
07-25-2026

$38.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Billet Catch Can Kit

ES#3569872 - 034-101-1008 - 034Motorsport Billet Catch Can Kit - Prevent oil deposits in intake manifold and intake valves, while reducing carbon buildup! - 034Motorsport - Audi Volkswagen

Prevent oil deposits in intake manifold and intake valves, while reducing carbon buildup!

Brand:
034Motorsport - Corporate Logo
ES#:
3569872
Mfg#:
034-101-1008
Back Ordered
Auto Notify
$675.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose

ES#4135418 - 06J103213D - PCV Breather Hose - Located at rear of PCV - Hamburg Tech - Audi Volkswagen

Located at rear of PCV We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4135418
Mfg#:
06J103213D
In Stock
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MQB Oil Catch Can Kit - With Washer Bottle

ES#4034787 - FMCTMK7WB - MQB Oil Catch Can Kit - With Washer Bottle - Keep your intake tract clean and oil free, with Forge's Catch Can System - Forge - Audi Volkswagen

Keep your intake tract clean and oil free, with Forge's Catch Can System

Brand:
Forge - Corporate Logo
ES#:
4034787
Mfg#:
FMCTMK7WB
Ships on Aug 13, 2026
$445.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor - Priced Each

ES#3678753 - 06L906262G - Front Oxygen Sensor - Priced Each - Keep your engine running efficiently - Genuine Volkswagen Audi - Audi

Keep your engine running efficiently

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3678753
Mfg#:
06L906262G
In Stock
ON SALE!
$287.99

This product was last offered at the strikethrough price on
06-15-2026

$265.81 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vapor Canister Check Valve - Kit

ES#2644257 - 06J133781CE - Vapor Canister Check Valve - Kit - Includes 3 hoses, connects to valve cover. Commonly called "Purge Valve" or "N80 Valve." - Genuine Volkswagen Audi - Audi Volkswagen

Includes 3 hoses, connects to valve cover. Commonly called "Purge Valve" or "N80 Valve."

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2644257
Mfg#:
06J133781CE
In Stock
ON SALE!
$279.99

This product was last offered at the strikethrough price on
06-25-2026

$265.60 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

EGR Cooler

ES#3571728 - 059131515FS - EGR Cooler - Uses engine coolant to reduce exhaust temperatures - Genuine Volkswagen Audi - Audi

Uses engine coolant to reduce exhaust temperatures

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3571728
Mfg#:
059131515FS
Special Order: No Guaranteed ETA
6% off MSRP

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

$1407.99

This product was last offered at the strikethrough price on
02-26-2026

$1323.99 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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