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Audi TT MKI Quattro 225HP Engine Emission Parts

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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
In Stock
$5.99 USD
Free Shipping
on orders $49 and up
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
ES#5587 - 06A906262AS - Front Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bosch - Audi

Keep your engine running efficiently 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#:
5587
Mfg#:
06A906262AS
In Stock
$176.99

This product was last offered at the strikethrough price on
05-06-2026

$115.38 USD
Free Shipping
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#4030571 - 034-104-2006 - Silicone Pressure-Regulating Valve To Turbo Inlet Hose  - Constructed from 4-ply high-temperature automotive grade silicone, which will not crumble apart or rip like the factory rubber hose. - 034Motorsport - Audi

Constructed from 4-ply high-temperature automotive grade silicone, which will not crumble apart or rip like the factory rubber hose. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with AMU engine codes only.

Brand:
034Motorsport - Corporate Logo
ES#:
4030571
Mfg#:
034-104-2006
In Stock
$22.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#432746 - 8D0906321 - Leak Detection Pump Filter - Cleans the air entering the leak detection pump - Genuine Volkswagen Audi - Audi Volkswagen

Cleans the air entering the leak detection pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
432746
Mfg#:
8D0906321
Ships in 3 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.

$119.99

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

$109.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#1039232 - 06A131102H - Shut-off Valve - Also known as the 'combi valve' - Genuine Volkswagen Audi - Audi Volkswagen

Also known as the 'combi valve' affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to the 2002 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1039232
Mfg#:
06A131102H
Ships in 6 Business Days
$204.99 USD
Free Shipping
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!

AMU Engine code only

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
ES#257303 - 035103245A - Bleeder Valve - Located under the intake manifold - Genuine Volkswagen Audi - Audi Volkswagen

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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
257303
Mfg#:
035103245A
In Stock at Vendor
$48.99

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

$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2771210 - 058133753Dkt1 - Suction Pump 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#:
2771210
Mfg#:
058133753DKT1
In Stock
ON SALE! SAVE 23%
$31.28

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

$23.97 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3097721 - N1.50X051 - ECS Catch Can O-ring - Replacement ECS catch can O-ring - ECS - Audi BMW Volkswagen MINI

Replacement ECS catch can O-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3097721
Mfg#:
N1.50X051
In Stock
ON SALE! SAVE 30%
$5.99

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

$4.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2895561 - 11787512975 - Lambda Sensor - Keep your engine running efficiently - Vemo - Audi BMW Volkswagen

Keep your engine running efficiently affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 2003, engine code BEA

Brand:
Vemo - Corporate Logo
ES#:
2895561
Mfg#:
11787512975
Special Order: No Guaranteed ETA
$158.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3194552 - 037133567F - Rubber Mount - Priced Each - Placed between the secondary air pump and mounting bracket - URO - Audi Volkswagen

Placed between the secondary air pump and mounting bracket 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#:
3194552
Mfg#:
037133567F
In Stock
$2.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2812997 - 06A103247 - Three-Way Valve Housing - 'T' shaped connection below the intake manifold - Hamburg Tech - Audi Volkswagen

'T' shaped connection below the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
AMU Engine code only

Brand:
Hamburg Tech - Corporate Logo
ES#:
2812997
Mfg#:
06A103247
Ships in 1 Business Day
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2712768 - 078906265AA - Oxygen Sensor - Priced Each - Located behind the catalytic converter - Vemo - Audi Volkswagen

Located behind the catalytic converter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits the rear position up to VIN 8N-1-010100, split is in the 2001 model year

Brand:
Vemo - Corporate Logo
ES#:
2712768
Mfg#:
078906265AA
In Stock at Vendor
$141.67 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4864897 - 8D0906321 - Leak Detection Pump Filter - Cleans the air entering the leak detection pump - Vaico - Audi Volkswagen

Cleans the air entering the leak detection pump 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#:
4864897
Mfg#:
8D0906321
In Stock at Vendor
$65.99

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

$63.99 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.

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

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