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Audi A4 Engine Emission Parts

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ES#466310 - N0139681 - Screw - Priced Each - Install new hardware with your new parts. 4.8x13 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. 4.8x13 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Secures the leak detection pump to the mount

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
466310
Mfg#:
N0139681
Ships in 1-2 days
31% off MSRP

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

$4.36

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#467718 - N10233401 - Pinch Clamp - Priced Each - Install new hardware with your new parts. 16.2x7x0.6 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. 16.2x7x0.6 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467718
Mfg#:
N10233401
Ships in 1 day
24% off MSRP

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

$3.94

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#2815730 - 433862117 - Check Valve - Vacuum Non Return Valve - Hamburg Tech - Audi

Vacuum Non Return Valve 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#:
2815730
Mfg#:
433862117
Ships in 1 Business Day
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4145070 - 06E145215A - Vacuum Pump Gasket - Seals the vacuum pump to the cylinder head - Victor Reinz - Audi

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

Brand:
Victor Reinz - Corporate Logo
ES#:
4145070
Mfg#:
06E145215A
Ships in 1 Business Day
$8.00

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

$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2581816 - 8D0805960 - Speed Nut - Priced Each - Fits silver colored screws with attached washer - Original Equipment Supplier - Audi Volkswagen

Fits silver colored screws with attached washer affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
2581816
Mfg#:
8D0805960
Ships in 1 Business Day
$2.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2814255 - 1H0201553B - Gas Cap - Keep your fuel system sealed - Hamburg Tech - Audi Volkswagen

Keep your fuel system sealed affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Up to VIN 8D-W-070001, split is in the 1998 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
2814255
Mfg#:
1H0201553B
Ships in 1 Business Day
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#284965 - 079133382B - Line Adapter - Priced Each - Connects vacuum and vent lines together. 8mm - Genuine Volkswagen Audi - Audi Volkswagen

Connects vacuum and vent lines together. 8mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Connects the leak detection pump elbow to the vacuum reservoir line

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
284965
Mfg#:
079133382B
Ships in 1 day
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2090976 - 1H0201553B - Gas Cap - Keep your fuel system sealed - MTC - Audi Volkswagen

Keep your fuel system sealed affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to VIN 8D-W-070001, split is in the 1998 model year

Brand:
MTC - Corporate Logo
ES#:
2090976
Mfg#:
1H0201553B
Ships in 9 Business Days
$5.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2093820 - 035103245A - Bleeder Valve - Located under the intake manifold - MTC - Audi Volkswagen

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

Brand:
MTC - Corporate Logo
ES#:
2093820
Mfg#:
035103245A
Ships in 9 Business Days
$5.00 USD
Free Shipping
on orders $49 and up
ES#2091006 - 1J0201553A - Gas Cap - Includes seal and retaining strap - MTC - Audi Volkswagen

Includes seal and retaining strap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From VIN 8D-W-070001 up to VIN 8D-X-300000, splits are in the 1998/1999 model years

Brand:
MTC - Corporate Logo
ES#:
2091006
Mfg#:
1J0201553A
Ships in 9 Business Days
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#258903 - n10202001 - Crimp Clamp - Priced Each - Install new hardware with your new parts. 24.1x7x0.6 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. 24.1x7x0.6 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
258903
Mfg#:
N10202001
In Stock
Limited Qty Sale
$1.99

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

$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#466943 - N0241222 - Hose Clamp - Priced Each - Install new clamps to stay leak free. 9x13 - Genuine Volkswagen Audi - Audi Volkswagen

Install new clamps to stay leak free. 9x13 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
466943
Mfg#:
N0241222
Ships in 2 Business Days
$5.99

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

$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#468670 - N10626602 - Hex Head Bolt With Shoulder - Priced Each - M8x30 - Genuine Volkswagen Audi - Audi

M8x30 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468670
Mfg#:
N10626602
Ships in 1 day
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#467233 - N10005010 - Hex Bolt - Priced Each - Install new hardware with your new parts. M6x30 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x30 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Engine codes ATW & AWM. Secures the secondary air pump to the bracket up to VIN 8D-Y-100000, split is in the 2000 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467233
Mfg#:
N10005010
In Stock
ON SALE! SAVE 74%
$5.99

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

$1.58 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Connects the PCV valve to oil filter adapter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5434111
Mfg#:
06F103235A
In Stock
ON SALE! SAVE 21%
$28.99

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

$22.84 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4447431 - CCT003EK - BFI Clean Catch Can - 2.0TSI Longitudinal - Essential Kit - Keep your intake tract clean and oil free, with this BFI baffled Oil Catch Can System - Black Forest Industries - Audi

Keep your intake tract clean and oil free, with this BFI baffled Oil Catch Can System affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Black Forest Industries - Corporate Logo
ES#:
4447431
Mfg#:
CCT003EK
Ships on Jun 29, 2026
$449.99 USD
Free Shipping
on orders $49 and up

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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