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Audi A3 Engine Emission Parts

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Vapor Canister Check Valve - Kit

ES#2981633 - 06F133781L - Vapor Canister Check Valve - Kit - Includes 3 hoses, connects to purge valve and valve cover - Vaico - Audi Volkswagen

Includes 3 hoses, connects to purge valve and valve cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with FSI engines only

Brand:
Vaico - Corporate Logo
ES#:
2981633
Mfg#:
06F133781L
In Stock at Vendor
$122.99

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

$119.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor

ES#3625713 - 8R0906262 - Front Oxygen Sensor - Located before catalytic converter, restore mileage and clear codes - FAE - Audi Volkswagen

Located before catalytic converter, restore mileage and clear codes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
FAE - Corporate Logo
ES#:
3625713
Mfg#:
8R0906262
Ships on Jun 26, 2026
$113.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Check Valve

ES#276313 - 046905291B - Check Valve - Repair vacuum system leaks - Genuine Volkswagen Audi - Audi

Repair vacuum system leaks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
276313
Mfg#:
046905291B
Ships in 1 day
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
02-26-2026

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Breather Tube

ES#5470784 - 022103202 - Cylinder Head Breather Tube - Vents pressure from the cylinder head - URO - Audi Volkswagen

Vents pressure from the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO - Corporate Logo
ES#:
5470784
Mfg#:
022103202
Ships in 1 Business Day
ON SALE!
$118.99

This product was last offered at the strikethrough price on
05-25-2026

$111.17 USD
This product is lifetime replacement eligible Lifetime Replacement

Emissions Service Kit

ES#3426645 - 06F129101PKT2 - Emissions Service Kit - Everything you need to service your PCV system - Hamburg Tech - Audi

Everything you need to service your PCV system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with FSI engines from VIN 8P-6-069001, split is in the 2006 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
3426645
Mfg#:
06F129101PKT2
Ships in 1 Business Day
$109.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Charcoal Canister Vent Tube

ES#315720 - 1K0201931S - Charcoal Canister Vent Tube - Front position hose on canister, travels up and over fuel tank toward the front of the vehicle - Genuine Volkswagen Audi - Audi Volkswagen

Front position hose on canister, travels up and over fuel tank toward the front of the vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315720
Mfg#:
1K0201931S
Ships in 8 Business Days
9% off MSRP

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

$120.99

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

Catch Can Mounting Bracket (straight)

ES#3479288 - IEDIYUU1-7 - Catch Can Mounting Bracket (straight) - To make your custom install as easy as possible, IE offers stainless steel catch can mounting brackets - Integrated Engineering - Audi Volkswagen

To make your custom install as easy as possible, IE offers stainless steel catch can mounting brackets affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
3479288
Mfg#:
IEDIYUU1-7
Back Ordered
Auto Notify
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Right (Cylinders 1-3)

ES#4005492 - 022906262BM - Oxygen Sensor - Right (Cylinders 1-3) - Found after the catalytic converter - Walker - Audi

Found after the catalytic converter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Walker - Corporate Logo
ES#:
4005492
Mfg#:
022906262BM
Ships in 1 day
$110.99

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

$106.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose

ES#3188745 - 48006 - PCV Breather Hose - Connects the PCV valve to intake manifold - Dorman - Audi Volkswagen

Connects the PCV valve to intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with FSI engines only

Brand:
Dorman - Corporate Logo
ES#:
3188745
Mfg#:
48006
Ships in 4 Business Days
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor

ES#3984529 - 03L906262Q - Front Oxygen Sensor - Located before catalytic converter, restore mileage and clear codes - Bosch - Audi Volkswagen

Located before catalytic converter, restore mileage and clear codes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3984529
Mfg#:
03L906262Q
Back Ordered
$104.99

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

$101.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#3426637 - 06F129101R - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Hamburg Tech - Audi Volkswagen

Also called the "breather valve" or "oil separator" affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with FSI engines up to VIN 8P-6-069000, split is in the 2006 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
3426637
Mfg#:
06F129101R
Ships in 1 Business Day
$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vent tube

ES#281097 - 06F103223A - Vent tube - Tube running from the valve cover to the vent pipe - Genuine Volkswagen Audi - Audi Volkswagen

Tube running from the valve cover to the vent pipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with FSI engines from VIN 8P-6-069001, split is in the 2006 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281097
Mfg#:
06F103223A
Ships in 2 Business Days
10% off MSRP

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

$103.99

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

$93.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Oxygen Sensor Bung - Priced Each

ES#5051 - ATP-FLS-022 - Universal Oxygen Sensor Bung - Priced Each - Stainless steel weld-in nut for any O2 sensor - ATP - Audi BMW Volkswagen

Stainless steel weld-in nut for any O2 sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ATP - Corporate Logo
ES#:
5051
Mfg#:
ATP-FLS-022
Ships in 6 Business Days
$12.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Breather Adapter - 21mm Nipple Fittings

ES#3432298 - 034-101-5004 - Valve Cover Breather Adapter - 21mm Nipple Fittings - DIY breather port adapter to allow a provision for custom catch can setups on 2.0T FSI - 034Motorsport - Audi Volkswagen

DIY breather port adapter to allow a provision for custom catch can setups on 2.0T FSI affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
FSI Engines only - To be used for DIY custom catch can setups

Brand:
034Motorsport - Corporate Logo
ES#:
3432298
Mfg#:
034-101-5004
Ships in 2 Business Days
$90.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Purge Valve Breather Hose

ES#2570529 - 06J133241T - Purge Valve Breather Hose - Connects to the exhaust side of the purge valve - Genuine Volkswagen Audi - Audi Volkswagen

Connects to the exhaust side of the purge valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with TSI engines only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2570529
Mfg#:
06J133241T
Ships in 1 day
9% off MSRP

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

$98.99

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

$89.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Filling Hose for AdBlue Urea Solution

ES#2631596 - 000012499 - Filling Hose for AdBlue Urea Solution - Attaches to container and mounts to vehicle tank for spill-less filling of Adblue solution - Genuine Volkswagen Audi - Audi Volkswagen

Attaches to container and mounts to vehicle tank for spill-less filling of Adblue solution affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2631596
Mfg#:
000012499
Ships on Nov 24, 2026
Auto Notify
11% off MSRP

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

$48.38

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

$43.06 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

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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