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Audi B5 A4 Quattro 1.8T

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Audi B5 A4 Quattro 1.8T Engine Emission Parts

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Combi Valve Inlet Hose

ES#280066 - 06B133784R - Combi Valve Inlet Hose - Connects combi valve to air pump hose - Genuine Volkswagen Audi - Audi Volkswagen

Connects combi valve to air pump hose AWM engine codes only.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280066
Mfg#:
06B133784R
Ships in 1-2 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.

$41.99

This product was last offered at the strikethrough price on
08-22-2026

$37.99 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.

Brand:
Lisle - Corporate Logo
ES#:
2944378
Mfg#:
LIS22850
Ships in 6 Business Days
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Check Valve - Priced Each

ES#2812982 - 058905291K - Check Valve - Priced Each - Used in multiple locations in the vacuum system - Hamburg Tech - Audi Volkswagen

Used in multiple locations in the vacuum system We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2812982
Mfg#:
058905291K
Ships in 1 Business Day
$5.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Suction Pump

ES#2812973 - 058133753D - Suction Pump - Suction Pump - Hamburg Tech - Audi Volkswagen

Suction Pump We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2812973
Mfg#:
058133753D
Ships in 1 Business Day
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose Connector

ES#2813033 - 06B103221P - Breather Hose Connector - Connects the valve cover to the vent tubes - Hamburg Tech - Audi Volkswagen

Connects the valve cover to the vent tubes We Price Match - Give Us A Call or Chat!
Engine code AWM

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813033
Mfg#:
06B103221P
Ships in 1 Business Day
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Catch Can Drain Kit

ES#3543138 - 20-0024 - Universal Catch Can Drain Kit - Intuitive drain solution for most catch can applications - Radium Engineering - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Intuitive drain solution for most catch can applications

Brand:
Radium Engineering - Corporate Logo
ES#:
3543138
Mfg#:
20-0024
In Stock at Vendor
$28.99 USD
Free Shipping
on orders $49 and up

Bleeder Valve

ES#3462911 - 035103245A - Bleeder Valve - Located under the intake manifold - Kayser - Audi Volkswagen

Located under the intake manifold

Brand:
Kayser - Corporate Logo
ES#:
3462911
Mfg#:
035103245A
Ships in 1-2 days
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Purge Valve

ES#2814234 - 1C0906517A - Purge Valve - Common cure for DTC P0441 - Hamburg Tech - Audi Volkswagen

Common cure for DTC P0441 We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2814234
Mfg#:
1C0906517A
Ships in 1 Business Day
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose

ES#2878431 - 058103493A - Breather Hose - Connects the PVC to the metal vent tube - Vaico - Audi Volkswagen

Connects the PVC to the metal vent tube We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2878431
Mfg#:
058103493A
In Stock at Vendor
$25.99

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

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Three-Way Valve Housing

ES#2575675 - 06A103247 - Three-Way Valve Housing - 'T' shaped connection below the intake manifold - URO - Audi Volkswagen

'T' shaped connection below the intake manifold 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2575675
Mfg#:
06A103247
Ships in 1 Business Day
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Breather Hose

ES#2966844 - 034-101-3025 - Silicone Breather Hose - 'L' shaped hose attached to the bleeder valve under the intake manifold - 034Motorsport - Audi

'L' shaped hose attached to the bleeder valve under the intake manifold Engine code AEB with manual transmissions

Brand:
034Motorsport - Corporate Logo
ES#:
2966844
Mfg#:
034-101-3025
Ships in 2 Business Days
ON SALE! SAVE 10%
$26.00

This product was last offered at the strikethrough price on
08-17-2026

$23.40 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Purge Valve Securing Ring

ES#277645 - 058133459 - Purge Valve Securing Ring - Rubber ring that secures the purge valve in place - Genuine Volkswagen Audi - Audi

Rubber ring that secures the purge valve in place

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
277645
Mfg#:
058133459
Ships in 1-2 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.

$24.99

This product was last offered at the strikethrough price on
08-22-2026

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

Air Pump Hose

ES#3478454 - 058133785B - Air Pump Hose - Connects the metal pipes in the air pump system - Elaplast - Audi Volkswagen

Connects the metal pipes in the air pump system Engine codes ATW & AWM

Brand:
Elaplast - Corporate Logo
ES#:
3478454
Mfg#:
058133785B
Back Ordered
$23.99

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

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

Breather Hose

ES#2801688 - 06B133783BC - Breather Hose - Connects the suction jet pump to the intake manifold - Rein - Audi Volkswagen

Connects the suction jet pump to the intake manifold 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Engine codes ATW & AWM

Brand:
Rein - Corporate Logo
ES#:
2801688
Mfg#:
06B133783BC
Ships in 1 Business Day
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Vacuum Check Valve

ES#2708852 - 1168000378 - Vacuum Check Valve - Common source of emission related issues - URO - Audi Volkswagen Mercedes Benz

Common source of emission related issues 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2708852
Mfg#:
1168000378
Ships in 1 Business Day
$4.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Check Valve Replacement Kit

ES#2823248 - 07C133529AKT - Check Valve Replacement Kit - Restore engine performance - Assembled By ECS - Audi

Restore engine performance 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2823248
Mfg#:
07C133529AKT
In Stock
ON SALE! SAVE 25%
$26.99

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

$20.23 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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