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Audi S4 Engine Emission Parts

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ES#469749 - N90409501 - Hose Clamp - Priced Each - Install new clamps to stay leak free. 28.6x7x.6mm - Genuine Volkswagen Audi - Audi Volkswagen

Install new clamps to stay leak free. 28.6x7x.6mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
469749
Mfg#:
N90409501
In Stock
$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5341359 - 8K0201550P - Gas Cap - Includes seal ring and retaining strap - URO - Audi

Includes seal ring and retaining strap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
URO - Corporate Logo
ES#:
5341359
Mfg#:
8K0201550P
Ships in 1 Business Day
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2766072 - 078131120KKT5 - EGR Valve Replacement Kit - Complete gasket and hardware to replace the EGR valve - Assembled By ECS - Audi

Complete gasket and hardware to replace the EGR valve 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#:
2766072
Mfg#:
078131120KKT5
In Stock
ON SALE! SAVE 11%
$52.99

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

$47.23 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3412031 - 077103245B - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Hudson - Audi Volkswagen

Also called the "breather valve" or "oil separator" affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hudson - Corporate Logo
ES#:
3412031
Mfg#:
077103245B
Ships in 4 Business Days
$46.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5425078 - 06A133567F - Rubber Mount - Priced Each - Secures the secondary air injection pump to the bracket - Hudson - Audi Volkswagen

Secures the secondary air injection pump to the bracket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hudson - Corporate Logo
ES#:
5425078
Mfg#:
06A133567F
Ships in 1-2 days
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#279478 - 06A133567F - Rubber Mount - Priced Each - Secures the secondary air injection pump to the bracket - Genuine Volkswagen Audi - Audi Volkswagen

Secures the secondary air injection pump to the bracket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to the 2012 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
279478
Mfg#:
06A133567F
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
06-06-2026

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#467628 - N10201901 - Hose Clamp - Priced Each - Install new clamps to stay leak free. 22.6x7x0.60 - Genuine Volkswagen Audi - Audi Volkswagen

Install new clamps to stay leak free. 22.6x7x0.60 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467628
Mfg#:
N10201901
Ships in 1-2 days
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3462935 - 8K0201997AL - Leak Detection Pump Filter With Vent Tube - Vent tube assembly with LDP filter - Kayser - Audi

Vent tube assembly with LDP filter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Kayser - Corporate Logo
ES#:
3462935
Mfg#:
8K0201997AL
Ships in 1-2 days
$42.00

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

$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3462911 - 035103245A - Bleeder Valve - Located under the intake manifold - Kayser - Audi Volkswagen

Located under the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Kayser - Corporate Logo
ES#:
3462911
Mfg#:
035103245A
Ships in 1-2 days
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#467627 - N10201801 - Hose Clamp - Priced Each - Keep your hoses free from leaks. 21x7x0.6 - Genuine Volkswagen Audi - Audi Volkswagen

Keep your hoses free from leaks. 21x7x0.6 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467627
Mfg#:
N10201801
Ships in 1-2 days
42% off MSRP

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

$5.13

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

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2812982 - 058905291K - Check Valve - Priced Each - Used in multiple locations in the vacuum system - Hamburg Tech - Audi Volkswagen

Used in multiple locations in the vacuum system 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#:
2812982
Mfg#:
058905291K
Ships in 1 Business Day
$5.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2766070 - 078131120KKT4 - EGR Valve Replacement Kit  - Complete gasket and hardware to replace the EGR valves - Assembled By ECS - Audi

Complete gasket and hardware to replace the EGR valves 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#:
2766070
Mfg#:
078131120KKT4
Ships in 1-2 days
ON SALE!
$35.99

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

$34.16 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2812973 - 058133753D - Suction Pump - Suction Pump - Hamburg Tech - Audi Volkswagen

Suction Pump 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#:
2812973
Mfg#:
058133753D
In Stock at Vendor
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3543138 - 20-0024 - Universal Catch Can Drain Kit - Intuitive drain solution for most catch can applications - Radium Engineering - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Intuitive drain solution for most catch can applications affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Radium Engineering - Corporate Logo
ES#:
3543138
Mfg#:
20-0024
In Stock at Vendor
$28.99 USD
Free Shipping
on orders $49 and up
ES#2814234 - 1C0906517A - Purge Valve - Common cure for DTC P0441 - Hamburg Tech - 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:
Hamburg Tech - Corporate Logo
ES#:
2814234
Mfg#:
1C0906517A
Ships in 1 Business Day
$35.99

This product was last offered at the strikethrough price on
01-25-2026

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#277645 - 058133459 - Purge Valve Securing Ring - Rubber ring that secures the purge valve in place - Genuine Volkswagen Audi - Audi

Rubber ring that secures the purge valve in place affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
277645
Mfg#:
058133459
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.

$24.99

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

$22.99 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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