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Audi TT MKI Quattro 180HP

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Audi TT MKI Quattro 180HP Engine Emission Parts

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3/4 NPTBlock Breather Adapter

ES#4146792 - 034-101-5001 - 3/4 NPTBlock Breather Adapter - Precision CNC machined in-house to ensure unsurpassed quality and perfect fitment. Now available with a 3/4" NPT provision. - 034Motorsport - Audi Volkswagen

Precision CNC machined in-house to ensure unsurpassed quality and perfect fitment. Now available with a 3/4" NPT provision. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4146792
Mfg#:
034-101-5001
Ships in 2 Business Days
$25.00 USD
Free Shipping

Thin Wall Oxygen Sensor Socket

ES#4001177 - CTA2064 - Thin Wall Oxygen Sensor Socket - Out of space? Use this thin wall socket. - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Out of space? Use this thin wall socket. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTA Tools - Corporate Logo
ES#:
4001177
Mfg#:
CTA2064
Ships in 10 Business Days
Auto Notify
$17.85 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Control Solenoid (N249)

ES#3189517 - 667-106 - Valve Control Solenoid (N249) - Valve used to control combi valve operation - Dorman - Audi Volkswagen

Valve used to control combi valve operation affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Dorman - Corporate Logo
ES#:
3189517
Mfg#:
667-106
Ships in 4 Business Days
$156.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Thread Chaser

ES#4001163 - CTA2068 - Oxygen Sensor Thread Chaser - Remove rust and dirt for easy installation with this tool - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Remove rust and dirt for easy installation with this tool affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTA Tools - Corporate Logo
ES#:
4001163
Mfg#:
CTA2068
Ships in 10 Business Days
Auto Notify
$11.41 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EGR Valve Gasket - Priced Each

ES#2718617 - 078131120K - EGR Valve Gasket - Priced Each - Ensure a proper seal - Elring - Audi Volkswagen

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

Brand:
Elring - Corporate Logo
ES#:
2718617
Mfg#:
078131120K
In Stock
$5.14 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Purge Valve

ES#300006 - 1C0906517A - Purge Valve - Common cure for DTC P0441 - Genuine Volkswagen Audi - Audi Volkswagen

Common cure for DTC P0441 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits from VIN 8N-Y-050 001 - Split is in the 2000 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
300006
Mfg#:
1C0906517A
Ships in 1 day
7% off MSRP

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

$263.99

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

$245.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV) - (19mm)

ES#2598295 - 035103245A - Pressure Control Valve (PCV) - (19mm) - Located under the intake manifold - URO - Audi Volkswagen

Located under the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Fits models with ATC/AWP engine codes up to the 2002 model year

Brand:
URO - Corporate Logo
ES#:
2598295
Mfg#:
035103245A
In Stock
$8.48 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Check Valve - Priced Each

ES#4818424 - 058905291K - Check Valve - Priced Each - Used in multiple locations in the vacuum system - Bremmen Parts - Audi Volkswagen

Used in multiple locations in the vacuum system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818424
Mfg#:
058905291K
In Stock
ON SALE! SAVE 35%
$4.99

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

$3.26 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Wrench 3/8" drive

ES#2949705 - SLY88750B - Oxygen Sensor Wrench 3/8" drive - O2 Sensor Socket - Schley - Audi Volkswagen Mercedes Benz MINI

O2 Sensor Socket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Schley - Corporate Logo
ES#:
2949705
Mfg#:
SLY88750B
Ships in 4 Business Days
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR Universal Oil Catch Can - AN Fittings

ES#4487795 - MS100218 - APR Universal Oil Catch Can - AN Fittings - Universal/Service part for APR's MS100199 full catch can system - APR - Audi Volkswagen Porsche

Universal/Service part for APR's MS100199 full catch can system Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
4487795
Mfg#:
MS100218
Ships on Jul 2, 2026
11% off MSRP

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

$264.99

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

$234.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Check Valve - Priced Each

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

Pressure Control Valve (PCV) - (19mm)

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!

Fits models with ATC/AWP engine codes up to the 2002 model year

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

Leak Detection Pump Filter

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
06-08-2026

$109.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Shut-off Valve

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

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1039232
Mfg#:
06A131102H
Ships in 7 Business Days
$204.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Connecting Pipe

ES#251814 - 06A133817Q - Connecting Pipe - Small pipe that is attached to combi valve and connecting pipe to the air pump - Genuine Volkswagen Audi - Audi Volkswagen

Small pipe that is attached to combi valve and connecting pipe to the air pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
251814
Mfg#:
06A133817Q
Ships in 3 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.

$108.99

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

$100.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bleeder Valve

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
Fits models with ATC/AWP engine codes up to the 2002 model year

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

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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