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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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Breather Hose

ES#6119 - 058103221A - Breather Hose - 'L' shaped hose attached to the bleeder valve under the intake manifold - Original Equipment Supplier - Audi

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

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
6119
Mfg#:
058103221A
Ships in 1-2 days
4% off MSRP

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

$46.00

This product was last offered at the strikethrough price on
10-08-2026

$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor - Priced Each

ES#2635543 - 1K0998262D - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Walker - Audi Volkswagen

Keep your engine running efficiently

Brand:
Walker - Corporate Logo
ES#:
2635543
Mfg#:
1K0998262D
Ships in 1-2 days
$167.99

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

$162.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Emissions Service Kit

ES#2598096 - 058103221EKT - Emissions Service Kit - Restore your emission hoses and clear codes - Assembled By ECS - Audi

Restore your emission hoses and clear codes 10X Entries Into Our F80 M3 Sweepstakes
Engine code AWM

Brand:
Assembled By ECS - Corporate Logo
ES#:
2598096
Mfg#:
058103221EKT
Ships in 5 Business Days
ON SALE!
$263.99

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

$252.41 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Breather Assembly Gasket

ES#5340871 - 048103771 - Breather Assembly Gasket - Seals the breather assembly to the engine - Elring - Audi

Seals the breather assembly to the engine 2X Entries Into Our F80 M3 Sweepstakes
Engine codes AEB & ATW

Brand:
Elring - Corporate Logo
ES#:
5340871
Mfg#:
048103771
Special Order: No Guaranteed ETA
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Purge Valve

ES#4849628 - 1C0906517A - Purge Valve - Common cure for DTC P0441 - Vemo - Audi Volkswagen

Common cure for DTC P0441

Brand:
Vemo - Corporate Logo
ES#:
4849628
Mfg#:
1C0906517A
Special Order: No Guaranteed ETA
$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Purge Valve

ES#2894735 - 058133517 - Purge Valve - Common cure for DTC P0441 - Vemo - Audi Volkswagen

Common cure for DTC P0441

Brand:
Vemo - Corporate Logo
ES#:
2894735
Mfg#:
058133517
Special Order: No Guaranteed ETA
$165.99 USD
Free Shipping
on orders $49 and up

EGR Valve

Also known as the 'combi valve' We Price Match - Give Us A Call or Chat!
Engine code AWM

Brand:
Vaico - Corporate Logo
ES#:
4690216
Mfg#:
079131101AR
Special Order: No Guaranteed ETA
$139.99 USD
Free Shipping
on orders $49 and up

Crankcase Breather Hose - With PCV Valve

Large breather hose that runs around the intake manifold 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5470374
Mfg#:
078103224R
Special Order: No Guaranteed ETA
ON SALE!
$32.99

This product was last offered at the strikethrough price on
05-29-2026

$31.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Air Injection Pump

Keep your engine running efficiently 10X Entries Into Our F80 M3 Sweepstakes
Engine codes ATW & AWM from VIN 8D-Y-100001, split is in the 2000 model year

Brand:
Bremmen Parts - Corporate Logo
ES#:
5491634
Mfg#:
06A959253E
Special Order: No Guaranteed ETA
ON SALE! SAVE 10%
$159.99

This product was last offered at the strikethrough price on
10-08-2026

$143.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

1/8" Barbed Vacuum Fittings - Set Of 10

Perfect for repairing and replacing cracked vacuum lines - Best used with 3mm to 4mm vacuum hoses 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5445719
Mfg#:
125DBCON
Special Order: No Guaranteed ETA
ON SALE! SAVE 10%
$5.99

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

$5.39 USD
This product is lifetime replacement eligible Lifetime Replacement

Pressure Accumulator

ES#2885559 - 38129807 - Pressure Accumulator - Vaico - Audi Volkswagen

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2885559
Mfg#:
38129807
Special Order: No Guaranteed ETA
$61.99

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

$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

Replacement fuel tank cap for your vehicle. Tether not included. From VIN 8D-W-070001 up to VIN 8D-X-300000, splits are in the 1998/1999 model years

Brand:
Gates - Corporate Logo
ES#:
4780171
Mfg#:
1J0201553A
Back Ordered
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

Replacement fuel tank cap for your vehicle. Tether not included.

Brand:
MotoRad
ES#:
4698376
Mfg#:
1J0201553A
Back Ordered
$11.99

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

$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Adapter

With an integrated oil separator We Price Match - Give Us A Call or Chat!
Engine code AWM

Brand:
Vaico - Corporate Logo
ES#:
4865930
Mfg#:
06A115405BS
Special Order: No Guaranteed ETA
$332.99 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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