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Audi B7 A4 Quattro 2.0T

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Audi B7 A4 Quattro 2.0T Engine Emission Parts

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Leak Detection Pump Elbow

ES#270501 - 026133784G - Leak Detection Pump Elbow - Connects the leak detection pump to the vacuum reservoir adapter - Genuine Volkswagen Audi - Audi Volkswagen

Connects the leak detection pump to the vacuum reservoir adapter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
270501
Mfg#:
026133784G
Ships in 1-2 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.

$21.99

This product was last offered at the strikethrough price on
07-02-2026

$19.99 USD
Free Shipping
on orders $49 and up
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
ON SALE! SAVE 10%
$9.99

This product was last offered at the strikethrough price on
06-25-2026

$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Check Valve - Priced Each

ES#4810701 - 058905291K - Check Valve - Priced Each - Rear position two required per vehicle - Rein - Audi Volkswagen

Rear position two required per vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4810701
Mfg#:
058905291K
In Stock at Vendor
ON SALE! SAVE 19%
$5.99

This product was last offered at the strikethrough price on
06-29-2026

$4.84 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose Connector

ES#3979078 - 06B103221L - Breather Hose Connector - Connects the valve cover to the hard pipe and pressure regulator - URO - Audi

Connects the valve cover to the hard pipe and pressure regulator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3979078
Mfg#:
06B103221L
Ships in 1 Business Day
$30.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Charcoal Canister Hose

ES#436539 - 8E0201946H - Charcoal Canister Hose - Connects charcoal canister to hard pipe - Genuine Volkswagen Audi - Audi

Connects charcoal canister to hard pipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
436539
Mfg#:
8E0201946H
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.

$100.00

This product was last offered at the strikethrough price on
07-02-2026

$91.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose

ES#3604075 - 06B103224E - Breather Hose - Connects to the breather valve under the intake manifold - URO - Audi

Connects to the breather valve under the intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3604075
Mfg#:
06B103224E
Ships in 1 Business Day
$45.99 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

Vacuum Pump Gasket

ES#280454 - 06D145117A - Vacuum Pump Gasket - Recommended to be replaced when replacing vacuum pump. 56mm - Genuine Volkswagen Audi - Audi Volkswagen

Recommended to be replaced when replacing vacuum pump. 56mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use with vacuum pump part numbers 06D 145 100F & 06D 145 100G only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280454
Mfg#:
06D145117A
Ships in 1-2 days
11% off MSRP

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

$45.99

This product was last offered at the strikethrough price on
07-02-2026

$40.99 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
ON SALE! SAVE 10%
$90.00

This product was last offered at the strikethrough price on
06-28-2026

$81.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BFI FSI CrankCase Breather Adapter W/ Twin -8 To Flare Fittings

ES#5426248 - EBFI7001220C - BFI FSI CrankCase Breather Adapter W/ Twin -8 To Flare Fittings - This simple machined piece gives a clean and OEM look to your engine bay. - Black Forest Industries - Audi Volkswagen

This simple machined piece gives a clean and OEM look to your engine bay. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From production date 12/17/2005

Brand:
Black Forest Industries - Corporate Logo
ES#:
5426248
Mfg#:
EBFI7001220C
Ships on Jul 27, 2026
$79.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose

ES#3438754 - 06F103221H - PCV Breather Hose - Connects the PCV valve to intake manifold - Rein - Audi Volkswagen

Connects the PCV valve to intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3438754
Mfg#:
06F103221H
In Stock at Vendor
ON SALE!
$25.84

This product was last offered at the strikethrough price on
06-29-2026

$24.55 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

PCV Breather Hose

ES#3236120 - 74711135 - PCV Breather Hose - Connects the PCV valve to intake manifold - Gates - Audi Volkswagen

Connects the PCV valve to intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Gates - Corporate Logo
ES#:
3236120
Mfg#:
74711135
Ships on Jul 23, 2026
$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hose Pinchers

ES#2944378 - LIS22850 - Hose Pinchers - A must for any car enthusiast. - Lisle - Audi BMW Volkswagen Mercedes Benz MINI Porsche

A must for any car enthusiast. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Lisle - Corporate Logo
ES#:
2944378
Mfg#:
LIS22850
Ships in 1 Business Day
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#2828405 - 06F129101N - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - URO - Audi Volkswagen

Also called the "breather valve" or "oil separator" affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Up to production date 12/16/2005

Brand:
URO - Corporate Logo
ES#:
2828405
Mfg#:
06F129101N
Ships in 1 Business Day
ON SALE! SAVE 10%
$25.49

This product was last offered at the strikethrough price on
03-17-2026

$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Dual Drive Oxygen Sensor Wrench

ES#2944218 - LIS12390 - Dual Drive Oxygen Sensor Wrench - Tool comes with both 1/2" and 3/8" drive. - Lisle - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Tool comes with both 1/2" and 3/8" drive. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Lisle - Corporate Logo
ES#:
2944218
Mfg#:
LIS12390
Ships in 6 Business Days
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#2749261 - 06C103245 - Pressure Control Valve (PCV) - Keep your engine running correctly - Vaico - Audi

Keep your engine running correctly 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#:
2749261
Mfg#:
06C103245
In Stock at Vendor
$59.99

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

$57.99 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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