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Audi Engine Emission Parts

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ES#2550382 - 15157 - Rear Oxygen Sensor - Clear codes and restore fuel mileage - Bosch - Audi

Clear codes and restore fuel mileage We Price Match - Give Us A Call or Chat!
For cylinders 1-3

Brand:
Bosch - Corporate Logo
ES#:
2550382
Mfg#:
15157
Back Ordered
$213.15 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2556719 - 8K0133817B - Secondary Air Pump Hose - Outlet - Left - Connects the left side secondary air pump to the combi valve adapter - Genuine Volkswagen Audi - Audi

Connects the left side secondary air pump to the combi valve adapter

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2556719
Mfg#:
8K0133817B
In Stock
Limited Qty Sale
$210.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4851165 - PAB103495E - Oil Separator/Pressure Control Valve (PCV) - Also known as the "PCV". Located on the valve cover - Genuine Porsche - Audi Porsche

Also known as the "PCV". Located on the valve cover

Brand:
Genuine Porsche - Corporate Logo
ES#:
4851165
Mfg#:
PAB103495E
Ships in 5 Business Days
$211.99

This product was last offered at the strikethrough price on
08-04-2026

$209.99 USD
Free Shipping
on orders $49 and up
ES#432746 - 8D0906321 - Leak Detection Pump Filter - Cleans the air entering the leak detection pump - Genuine Volkswagen Audi - Audi Volkswagen

Cleans the air entering the leak detection pump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
432746
Mfg#:
8D0906321
Ships in 6 Business 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.

$119.99

This product was last offered at the strikethrough price on
10-26-2026

$104.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2866474 - 078906265M - Oxygen Sensor - Front Position  - Keep your engine running efficiently - Febi - Audi

Keep your engine running efficiently We Price Match - Give Us A Call or Chat!
For engine code ATQ, fits left and right position

Brand:
Febi - Corporate Logo
ES#:
2866474
Mfg#:
078906265M
Ships on Feb 5, 2027
$104.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2718617 - 078131120K - EGR Valve Gasket - Priced Each - Ensure a proper seal - Elring - Audi Volkswagen

Ensure a proper seal 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2718617
Mfg#:
078131120K
In Stock
$5.14

This product was last offered at the strikethrough price on
10-25-2026

$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#467365 - N10080204 - Allen Bolt - Priced Each - Install new hardware with your new parts. M6x50 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x50

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467365
Mfg#:
N10080204
Ships in 3 Business Days
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#450388 - 8K0201183A - Vent Tube - Connects the charcoal canister and the fuel pump - Genuine Volkswagen Audi - Audi

Connects the charcoal canister and the fuel pump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
450388
Mfg#:
8K0201183A
Ships in 4 Business 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.

$239.99

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

$207.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#284426 - 079103783J - Oil return Hose - Connects the PCV/Oil Separator to the engine block - Genuine Volkswagen Audi - Audi

Connects the PCV/Oil Separator to the engine block

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
284426
Mfg#:
079103783J
Ships in 1-2 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.

$115.00

This product was last offered at the strikethrough price on
10-26-2026

$103.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4883338 - 037906283C - Solenoid Valve - Priced Each - Common cure for DTC P0441 - Rein - Audi Volkswagen

Common cure for DTC P0441 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4883338
Mfg#:
037906283C
In Stock
$54.99

This product was last offered at the strikethrough price on
10-22-2026

$51.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3419785 - 06H103517D - Oil Separator Gasket - Seal between the oil separator and the engine block - Elring - Audi

Seal between the oil separator and the engine block 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
3419785
Mfg#:
06H103517D
In Stock
$13.99

This product was last offered at the strikethrough price on
07-23-2026

$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3647145 - 95560560101KT - Secondary Air Injection Pump Kit - Includes rubber mounts to secure your pump - Hamburg Tech - Audi Volkswagen Porsche

Includes rubber mounts to secure your pump We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
3647145
Mfg#:
95560560101KT
Ships in 2 Business Days
$206.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2582205 - 079103216 - Oil Separator Vent Tube  - Located between the oil separator and the charge air cooler duct - Genuine Volkswagen Audi - Audi

Located between the oil separator and the charge air cooler duct

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2582205
Mfg#:
079103216
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.

$238.99

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

$206.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#466521 - N01474011 - Allen Bolt - Priced Each - Install new hardware with your new parts. M6x16 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x16

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
466521
Mfg#:
N01474011
In Stock
5% off MSRP

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

$3.06

This product was last offered at the strikethrough price on
09-01-2026

$2.91 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#284779 - 079121070T - Connecting Hard Pipe - Middle pipe section for the air pump. - Genuine Volkswagen Audi - Audi

Middle pipe section for the air pump. From VIN 8E-5-030001, split is in the 2005 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
284779
Mfg#:
079121070T
Ships in 4 Business 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.

$236.99

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

$205.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#251814 - 06A133817Q - Connecting Pipe - Small pipe that is attached to combi valve and connecting pipe to the air pump - Genuine Volkswagen Audi - Audi Volkswagen

Small pipe that is attached to combi valve and connecting pipe to the air pump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
251814
Mfg#:
06A133817Q
Ships in 5 Business Days
6% off MSRP

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

$108.99

This product was last offered at the strikethrough price on
11-05-2026

$101.99 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

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

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