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Audi A4 Engine Emission Parts

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ES#2878555 - 06B103493M - Breather Hose from PRV (Pressure Regulating Valve) - Vaico - Audi Volkswagen

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Up to VIN 84-4-000001, split is in the 2004 model year

Brand:
Vaico - Corporate Logo
ES#:
2878555
Mfg#:
06B103493M
In Stock at Vendor
$25.99

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

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2813015 - 06A133528D - Crankcase Vent Valve (06A133528D) - Repair vacuum system leaks - Hamburg Tech - Audi

Repair vacuum system leaks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813015
Mfg#:
06A133528D
Ships in 1 Business Day
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3236120 - 74711135 - PCV Breather Hose - Connects the PCV valve to intake manifold - Gates - Audi Volkswagen

Connects the PCV valve to intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Gates - Corporate Logo
ES#:
3236120
Mfg#:
74711135
Ships on Jun 25, 2026
$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2944378 - LIS22850 - Hose Pinchers  - A must for any car enthusiast. - Lisle - Audi BMW Volkswagen Mercedes Benz MINI Porsche

A must for any car enthusiast. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Lisle - Corporate Logo
ES#:
2944378
Mfg#:
LIS22850
Ships in 1 Business Day
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3633709 - 191201551A - Locking Gas Cap W/Keys - Keep your fuel to yourself. - URO - Audi Volkswagen

Keep your fuel to yourself. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3633709
Mfg#:
191201551A
Ships in 1 Business Day
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2828405 - 06F129101N - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - URO - Audi Volkswagen

Also called the "breather valve" or "oil separator" affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Up to production date 12/16/2005

Brand:
URO - Corporate Logo
ES#:
2828405
Mfg#:
06F129101N
Ships in 1 Business Day
ON SALE! SAVE 15%
$26.99

This product was last offered at the strikethrough price on
12-14-2025

$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#279953 - 06B103224C - Breather Hose - Connects to the breather valve under the intake manifold - Genuine Volkswagen Audi - Audi

Connects to the breather valve under the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From VIN 8E-3-040001 up to VIN 8E-3-500000, splits are in the 2003 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
279953
Mfg#:
06B103224C
Ships in 2 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.

$69.99

This product was last offered at the strikethrough price on
06-07-2026

$65.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3478630 - 06H906283B - Solenoid Valve - Priced Each - Control valve for the flaps inside the intake manifold - Hamburg Tech - Audi Volkswagen

Control valve for the flaps inside the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Intake flap control solenoid - Fits from the 2013 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
3478630
Mfg#:
06H906283B
Ships in 1 Business Day
$32.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2823247 - 058905291KKT - Check Valve Replacement Kit - Restore engine performance - Assembled By ECS - Audi

Restore engine performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2823247
Mfg#:
058905291KKT
In Stock
ON SALE! SAVE 30%
$14.99

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

$10.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2966843 - 034-104-2001 - Silicone Breather Hose - Connects the PVC to the metal vent tube - 034Motorsport - Audi

Connects the PVC to the metal vent tube affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2966843
Mfg#:
034-104-2001
Ships in 2 Business Days
$21.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2602472 - 06A103213AM - Breather Hose Elbow - Connects the oil filter adapter to the hard breather tube - Febi - Audi Volkswagen

Connects the oil filter adapter to the hard breather tube affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
From VIN 8E-4-000001, split is in the 2004 model year

Brand:
Febi - Corporate Logo
ES#:
2602472
Mfg#:
06A103213AM
In Stock at Vendor
64% off MSRP

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

$58.33

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

$20.73 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#6114 - 0280142300sj - Purge Valve - Common cure for DTC P0441 - Bosch - Audi Volkswagen

Common cure for DTC P0441 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
6114
Mfg#:
0280142300SJ
In Stock at Vendor
$60.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2944218 - LIS12390 - Dual Drive Oxygen Sensor Wrench - Tool comes with both 1/2" and 3/8" drive. - Lisle - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Tool comes with both 1/2" and 3/8" drive. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Lisle - Corporate Logo
ES#:
2944218
Mfg#:
LIS12390
Ships in 6 Business Days
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5374950 - 078103223B - Crankcase Breather Hose - Small "S" breather hose that runs on the backside of the intake manifold - Hamburg Tech - Audi Volkswagen

Small "S" breather hose that runs on the backside of the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hamburg Tech - Corporate Logo
ES#:
5374950
Mfg#:
078103223B
Ships in 1 Business Day
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#283911 - 078145718AE - Pressure Control Line - Connects the left & right EGR valves to the EGR solenoid valve. - Genuine Volkswagen Audi - Audi

Connects the left & right EGR valves to the EGR solenoid valve. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
283911
Mfg#:
078145718AE
Ships in 2 Business Days
12% off MSRP

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

$33.99

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

$29.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2813013 - 06A129101D - Pressure Control Valve (PCV) - (19mm) - Located on the intake hose leading to the turbo inlet - Hamburg Tech - Audi Volkswagen

Located on the intake hose leading to the turbo inlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Engine code AWM

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813013
Mfg#:
06A129101D
In Stock
$11.99 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.

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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