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Audi Engine Emission Parts

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Oxygen Sensor

ES#2702321 - 250-25037 - Oxygen Sensor - Keep your engine running efficiently - Walker - Audi Volkswagen

Keep your engine running efficiently

Brand:
Walker - Corporate Logo
ES#:
2702321
Mfg#:
250-25037
Ships in 1 Business Day
$199.99

This product was last offered at the strikethrough price on
04-10-2026

$159.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose

ES#284350 - 079103221D - Breather Hose - Elbow hose from lower T-fitting to Pressure Control Valve (PCV) - Genuine Volkswagen Audi - Audi

Elbow hose from lower T-fitting to Pressure Control Valve (PCV)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
284350
Mfg#:
079103221D
Ships in 3 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.

$176.99

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

$159.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose

ES#284351 - 079103221E - Breather Hose - From lower T-fitting to the upper T-fitting - Genuine Volkswagen Audi - Audi

From lower T-fitting to the upper T-fitting

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
284351
Mfg#:
079103221E
Ships in 6 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.

$176.99

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

$159.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Pump

ES#2878279 - 03L145100F - Vacuum Pump - Generates vacuum when under positive pressure - Vaico - Audi Volkswagen

Generates vacuum when under positive pressure We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2878279
Mfg#:
03L145100F
Special Order: No Guaranteed ETA
$158.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Lambda Sensor

ES#2895561 - 11787512975 - Lambda Sensor - Keep your engine running efficiently - Vemo - Audi BMW Volkswagen

Keep your engine running efficiently

Brand:
Vemo - Corporate Logo
ES#:
2895561
Mfg#:
11787512975
Special Order: No Guaranteed ETA
$158.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#1563 - 15160 - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bosch - Audi Volkswagen

Keep your engine running efficiently We Price Match - Give Us A Call or Chat!
From VIN 8D-W-007800, split is in the 1998 model year

Brand:
Bosch - Corporate Logo
ES#:
1563
Mfg#:
15160
Ships in 1 Business Day
$157.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Valve Control Solenoid (N249)

ES#3189517 - 667-106 - Valve Control Solenoid (N249) - Valve used to control combi valve operation - Dorman - Audi Volkswagen

Valve used to control combi valve operation

Brand:
Dorman - Corporate Logo
ES#:
3189517
Mfg#:
667-106
Ships in 4 Business Days
$156.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

EGR Valve Adapter

ES#281568 - 06J131166A - EGR Valve Adapter - Union between EGR valve and SAI pump hose - Genuine Volkswagen Audi - Audi

Union between EGR valve and SAI pump hose Engine code CBFA

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281568
Mfg#:
06J131166A
Ships in 4 Business 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.

$166.99

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

$154.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Silicone Elbow Hose

ES#2966839 - 034-104-2003 - Silicone Elbow Hose - Connects the hard vent tube to the intake hose - 034Motorsport - Audi

Connects the hard vent tube to the intake hose 2X Entries Into Our F80 M3 Sweepstakes
From VIN 8E-4-000001, split is in the 2004 model year

Brand:
034Motorsport - Corporate Logo
ES#:
2966839
Mfg#:
034-104-2003
In Stock
$22.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

SAI/EGR Valve Adapter Gasket - Priced Each

ES#4828 - 078131120M - SAI/EGR Valve Adapter Gasket - Priced Each - Seals the combi valve adapter to the cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Seals the combi valve adapter to the cylinder head

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4828
Mfg#:
078131120M
In Stock
$4.81 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Three-Way Valve Housing

ES#4818429 - 06A103247 - Three-Way Valve Housing - 'T' shaped connection below the intake manifold - Bremmen Parts - Audi Volkswagen

'T' shaped connection below the intake manifold 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818429
Mfg#:
06A103247
In Stock
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Charcoal Canister Vent Tube

ES#315676 - 1K0201160AR - Charcoal Canister Vent Tube - Rear position hose on canister, travels up the filler neck - Genuine Volkswagen Audi - Audi Volkswagen

Rear position hose on canister, travels up the filler neck

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315676
Mfg#:
1K0201160AR
Ships in 2 Business 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.

$162.99

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

$150.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Vapor Canister Check Valve - Kit

ES#5492375 - 06J133781CE - Vapor Canister Check Valve - Kit - Direct OE-quality replacement N80 EVAP purge valve with integrated hoses to cure rough idling, difficult warm starts, and stubborn EVAP-related Check Engine Light codes. - Febi - Audi Volkswagen

Direct OE-quality replacement N80 EVAP purge valve with integrated hoses to cure rough idling, difficult warm starts, and stubborn EVAP-related Check Engine Light codes.

Brand:
Febi - Corporate Logo
ES#:
5492375
Mfg#:
06J133781CE
Back Ordered
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose

ES#3188745 - 48006 - PCV Breather Hose - Connects the PCV valve to intake manifold - Dorman - Audi Volkswagen

Connects the PCV valve to intake manifold

Brand:
Dorman - Corporate Logo
ES#:
3188745
Mfg#:
48006
Ships in 4 Business Days
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Oxygen Sensor - Priced Each

ES#4857753 - 8S0906262B - Rear Oxygen Sensor - Priced Each - Keep your engine running efficiently - Vemo - Audi Volkswagen

Keep your engine running efficiently

Brand:
Vemo - Corporate Logo
ES#:
4857753
Mfg#:
8S0906262B
Ships in 1 Business Day
$151.21

This product was last offered at the strikethrough price on
04-17-2026

$149.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Check Valve - Priced Each

ES#2598293 - 058905291K - Check Valve - Priced Each - Used in multiple locations in vacuum system - URO - Audi Volkswagen

Used in multiple locations in vacuum system 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2598293
Mfg#:
058905291K
In Stock
$5.99 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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