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Audi Engine Emission Parts

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ES#2684866 - 1K0998262K - Oxygen Sensor - Right (Cylinders 1-3)  - Found before the catalytic converter - Bosch - Audi Volkswagen

Found before the catalytic converter 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#:
2684866
Mfg#:
1K0998262K
In Stock at Vendor
$240.99

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

$233.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2966842 - 034-101-3024 - Silicone Breather Hose - 'S' shaped hose attached to the bleeder valve under the intake manifold - 034Motorsport - Audi Volkswagen

'S' shaped hose attached to the bleeder valve under the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Engine codes AWM & ATW. Engine code AEB with automatic transmissions

Brand:
034Motorsport - Corporate Logo
ES#:
2966842
Mfg#:
034-101-3024
In Stock
$29.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3139060 - 06A959253E - Secondary Air Injection Pump - Keep your engine running efficiently - Hudson - Audi Volkswagen

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hudson - Corporate Logo
ES#:
3139060
Mfg#:
06A959253E
Ships in 1-2 days
$230.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2804191 - 06A133528D - Crankcase Vent Valve - Repair vacuum system leaks - Vaico - Audi Volkswagen

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:
Vaico - Corporate Logo
ES#:
2804191
Mfg#:
06A133528D
In Stock at Vendor
$79.99

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

$76.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Located on the intake hose leading to the turbo inlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits from VIN 8E-4-000 001 - Split is in the 2004 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
7845
Mfg#:
06A129101F
Ships in 1-2 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.

$123.99

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

$114.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#7858 - 06A129101D - Pressure Control Valve (PCV) - (19mm) - Located on the intake hose leading to the turbo inlet - Genuine Volkswagen Audi - Audi Volkswagen

Located on the intake hose leading to the turbo inlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits up to VIN 8E-3-500 000 - Split is in the 2003 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
7858
Mfg#:
06A129101D
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.

$123.99

This product was last offered at the strikethrough price on
06-08-2026

$114.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4069395 - 079906262Q - Front Oxygen Sensor - Restore fuel mileage and clear codes - Bosch - Audi

Restore fuel mileage and clear codes 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#:
4069395
Mfg#:
079906262Q
Back Ordered
$228.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3419608 - 034-101-3035 - Silicone Breather Hose - Reinforced silicone 1.8T lower block breather hose to replace the crumbling factory plastic and rubber lower breather hoses - 034Motorsport - Audi Volkswagen

Reinforced silicone 1.8T lower block breather hose to replace the crumbling factory plastic and rubber lower breather hoses affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits models with AMU engine code only

Brand:
034Motorsport - Corporate Logo
ES#:
3419608
Mfg#:
034-101-3035
Ships in 2 Business Days
$114.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#1911242 - 059131358B - EGR Cooler Gasket - Gasket from EGR cooler to EGR pipe/filter - Genuine Volkswagen Audi - Audi Volkswagen

Gasket from EGR cooler to EGR pipe/filter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1911242
Mfg#:
059131358B
Ships in 2 Business 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.

$12.99

This product was last offered at the strikethrough price on
06-13-2026

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2598293 - 058905291K - Check Valve - Priced Each - Used in multiple locations in vacuum system - URO - Audi Volkswagen

Used in multiple locations in vacuum system 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#:
2598293
Mfg#:
058905291K
Ships in 1 Business Day
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3183720 - 06E103547P - Pressure Control Valve (PCV) - Located beneath the intake manifold - Vaico - Audi

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

Brand:
Vaico - Corporate Logo
ES#:
3183720
Mfg#:
06E103547P
In Stock at Vendor
$314.99

This product was last offered at the strikethrough price on
02-13-2026

$224.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4325036 - 079103542E - Oil Separator - A truly complete kit for oil separator system replacement - URO - Audi

A truly complete kit for oil separator system replacement 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#:
4325036
Mfg#:
079103542E
Ships in 1 Business Day
$223.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4005493 - 022906262BQ - Oxygen Sensor - Left (Cylinders 4-6)  - Found after the catalytic converter - Denso - Audi

Found after the catalytic converter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Bank 2 - Cylinders 5-8 (left side)

Brand:
Denso - Corporate Logo
ES#:
4005493
Mfg#:
022906262BQ
Ships in 1-2 days
$229.99

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

$222.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2678230 - 06E906265R - Front Oxygen Sensor - Priced Each - Keep your engine running efficiently - Walker - Audi

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits the left and right position

Brand:
Walker - Corporate Logo
ES#:
2678230
Mfg#:
06E906265R
Back Ordered
$227.99

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

$221.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2913097 - 059906088CT - Exhaust Gas Temperature Sensor (EGT)  - Monitors exhaust gas temperatures for air/fuel ratio - Genuine Volkswagen Audi - Audi

Monitors exhaust gas temperatures for air/fuel ratio affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From production date 7/8/2014

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2913097
Mfg#:
059906088CT
Ships in 1-2 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.

$118.99

This product was last offered at the strikethrough price on
06-13-2026

$110.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4818408 - 035103245A - Pressure Control Valve (PCV) - (19mm) - Located under the intake manifold - Bremmen Parts - Audi Volkswagen

Located under the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818408
Mfg#:
035103245A
In Stock
ON SALE! SAVE 26%
$10.99

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

$8.15 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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