Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle

Audi A4 Engine Emission Parts

Sort By
Filter By
Return to Top
ES#467961 - N10323104 - Allen Head Screw - Priced Each - M6x20 - Genuine Volkswagen Audi - Audi

M6x20 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467961
Mfg#:
N10323104
Ships in 2 Business Days
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#465892 - N0111214 - Cap Nut - Priced Each - Install new hardware with your new parts. M6 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
465892
Mfg#:
N0111214
Ships in 3 Business Days
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#468688 - N10633603 - Bolt - Priced Each - Secures leak detection pump to the bracket. M4.8x13 - Genuine Volkswagen Audi - Audi

Secures leak detection pump to the bracket. M4.8x13 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468688
Mfg#:
N10633603
Ships in 2 Business Days
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4376359 - 058133784A - Breather Hose - Connects the purge valve to check valve - URO - Audi Volkswagen

Connects the purge valve to check valve 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#:
4376359
Mfg#:
058133784A
Ships in 1 Business Day
$15.99

This product was last offered at the strikethrough price on
12-20-2025

$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#280926 - 06E145215A - Vacuum pump gasket - Seals the vacuum pump to the cylinder head - Genuine Volkswagen Audi - Audi

Seals the vacuum pump to the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280926
Mfg#:
06E145215A
In Stock at Vendor
18% off MSRP

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

$16.99

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

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4045824 - 06B103221M - Breather Hose Elbow - Connects the pressure regulator to the hard breather tube - URO - Audi

Connects the pressure regulator 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:
URO - Corporate Logo
ES#:
4045824
Mfg#:
06B103221M
Ships in 1 Business Day
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#273239 - 034133382AA - T-Piece Fitting - Allows parallel connection of the vacuum reservoir/damper - Genuine Volkswagen Audi - Audi Volkswagen

Allows parallel connection of the vacuum reservoir/damper affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Engine codes AEB & ATW

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
273239
Mfg#:
034133382AA
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.

$15.99

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

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#279489 - 06A133769 - Elbow Connector - Priced Each - Barbed elbow connects EGR/SAI vent hose to the turbo inlet pipe - Genuine Volkswagen Audi - Audi

Barbed elbow connects EGR/SAI vent hose to the turbo inlet pipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
279489
Mfg#:
06A133769
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.

$15.00

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

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4151132 - 06B103221P - BREATHER HOSE - Rein - Audi Volkswagen

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

Brand:
Rein - Corporate Logo
ES#:
4151132
Mfg#:
06B103221P
Ships in 3 Business Days
$13.99

This product was last offered at the strikethrough price on
04-16-2026

$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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!
Model year 1996 to 1998

Brand:
Hamburg Tech - Corporate Logo
ES#:
2814176
Mfg#:
191201551A
Ships in 1 Business Day
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2815771 - 48103771 - Breather Assembly Gasket - Seals the breather assembly to the engine - Hamburg Tech - Audi

Seals the breather assembly to the engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Engine codes AEB & ATW

Brand:
Hamburg Tech - Corporate Logo
ES#:
2815771
Mfg#:
48103771
Ships in 1 Business Day
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#466503 - N01471015 - Hex Bolt - Priced Each - Install new hardware with your new parts. M8x20 - Genuine Volkswagen Audi - Audi

Install new hardware with your new parts. M8x20 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Engine codes AEB & ATW. Secures the breather assembly to the engine

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
466503
Mfg#:
N01471015
Ships in 2 Business Days
38% off MSRP

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

$4.86

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

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#467797 - N10258201 - Hose Clamp - Priced Each - Install new clamps to stay leak free. 12-22x9x.4 - Genuine Volkswagen Audi - Audi Volkswagen

Install new clamps to stay leak free. 12-22x9x.4 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Secures multiple hoses in the leak detection pump system

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467797
Mfg#:
N10258201
Ships in 2 Business Days
$2.99

This product was last offered at the strikethrough price on
04-07-2026

$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2812959 - 058103493A - Breather Hose - Connects the PVC to the metal vent tube - Hamburg Tech - Audi Volkswagen

Connects the PVC to the metal vent tube 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#:
2812959
Mfg#:
058103493A
Ships in 1 Business Day
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4138708 - 058103221A - Breather Hose - 'L' shaped hose attached to the bleeder valve under the intake manifold - URO - Audi Volkswagen

'L' shaped hose attached to the bleeder valve under the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Engine code AEB with manual transmissions

Brand:
URO - Corporate Logo
ES#:
4138708
Mfg#:
058103221A
Ships in 1 Business Day
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#283774 - 078133382J - Vacuum Hose Connecting Piece - Connects 2 sizes of vacuum hose - Genuine Volkswagen Audi - Audi

Connects 2 sizes of vacuum hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
283774
Mfg#:
078133382J
Ships in 2 Business Days
$9.99 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

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings