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Audi B5 A4 FWD 1.8T

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Audi B5 A4 FWD 1.8T Engine Emission Parts

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EGR Valve Replacement Kit

ES#2766065 - 078131120KKT - EGR Valve Replacement Kit - Complete gasket and hardware to replace the EGR valve - Assembled By ECS - Audi

Complete gasket and hardware to replace the EGR valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Engine codes ATW

Brand:
Assembled By ECS - Corporate Logo
ES#:
2766065
Mfg#:
078131120KKT
In Stock
ON SALE! SAVE 12%
$20.99

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

$18.43 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pressure Control Valve (PCV)

ES#5307949 - 034129101B - Pressure Control Valve (PCV) - Located on the turbo inlet pipe. 19mm - Bremmen Parts - Audi Volkswagen

Located on the turbo inlet pipe. 19mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Engine codes AEB & ATW

Brand:
Bremmen Parts - Corporate Logo
ES#:
5307949
Mfg#:
034129101B
Special Order: No Guaranteed ETA
Auto Notify
ON SALE! SAVE 22%
$22.99

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

$17.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Breather Hose

ES#4151156 - 078103223B - Crankcase Breather Hose - Small "S" breather hose that runs on the backside of the intake manifold - Rein - Audi Volkswagen

Small "S" breather hose that runs on the backside of the intake manifold 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:
Rein - Corporate Logo
ES#:
4151156
Mfg#:
078103223B
Ships in 3 Business Days
$17.99 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 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:
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

Cap Nut - Priced Each

ES#465892 - N0111214 - Cap Nut - Priced Each - Install new hardware with your new parts. M6 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Secures the charcoal canister to the bracket

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
465892
Mfg#:
N0111214
Ships in 1 day
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

T-Piece Fitting

ES#273239 - 034133382AA - T-Piece Fitting - Allows parallel connection of the vacuum reservoir/damper - Genuine Volkswagen Audi - Audi Volkswagen

Allows parallel connection of the vacuum reservoir/damper affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Engine codes AEB & ATW

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
273239
Mfg#:
034133382AA
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
06-03-2026

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

BREATHER HOSE

ES#4151132 - 06B103221P - BREATHER HOSE - Rein - Audi Volkswagen

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:
Rein - Corporate Logo
ES#:
4151132
Mfg#:
06B103221P
Ships in 3 Business Days
$13.99

This product was last offered at the strikethrough price on
04-16-2026

$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Locking Gas Cap With Keys

Keep your fuel to yourself affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Model year 1996 to 1998

Brand:
Hamburg Tech - Corporate Logo
ES#:
2814176
Mfg#:
191201551A
Ships in 1 Business Day
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Assembly Gasket

ES#2815771 - 48103771 - Breather Assembly Gasket - Seals the breather assembly to the engine - Hamburg Tech - Audi

Seals the breather assembly to the engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Engine codes AEB & ATW

Brand:
Hamburg Tech - Corporate Logo
ES#:
2815771
Mfg#:
48103771
Ships in 1 Business Day
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#466503 - N01471015 - Hex Bolt - Priced Each - Install new hardware with your new parts. M8x20 - Genuine Volkswagen Audi - Audi

Install new hardware with your new parts. M8x20 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Engine codes AEB & ATW. Secures the breather assembly to the engine

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
466503
Mfg#:
N01471015
Ships in 1 day
38% off MSRP

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

$4.86

This product was last offered at the strikethrough price on
06-03-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp - Priced Each

ES#467797 - N10258201 - Hose Clamp - Priced Each - Install new clamps to stay leak free. 12-22x9x.4 - Genuine Volkswagen Audi - Audi Volkswagen

Install new clamps to stay leak free. 12-22x9x.4 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Secures multiple hoses in the leak detection pump system

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467797
Mfg#:
N10258201
Ships in 1 day
$2.99

This product was last offered at the strikethrough price on
04-07-2026

$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose

ES#2812959 - 058103493A - Breather Hose - Connects the PVC to the metal vent tube - Hamburg Tech - Audi Volkswagen

Connects the PVC to the metal vent tube affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2812959
Mfg#:
058103493A
Ships in 1 Business Day
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Hose

ES#4138708 - 058103221A - Breather Hose - 'L' shaped hose attached to the bleeder valve under the intake manifold - URO - Audi Volkswagen

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

Brand:
URO - Corporate Logo
ES#:
4138708
Mfg#:
058103221A
Ships in 1 Business Day
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Speed Nut - Priced Each

ES#2581816 - 8D0805960 - Speed Nut - Priced Each - Fits silver colored screws with attached washer - Original Equipment Supplier - Audi Volkswagen

Fits silver colored screws with attached washer affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
2581816
Mfg#:
8D0805960
Ships in 1 Business Day
$2.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gas Cap

ES#2814255 - 1H0201553B - Gas Cap - Keep your fuel system sealed - Hamburg Tech - Audi Volkswagen

Keep your fuel system sealed affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Up to VIN 8D-W-070001, split is in the 1998 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
2814255
Mfg#:
1H0201553B
Ships in 1 Business Day
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Line Adapter - Priced Each

ES#284965 - 079133382B - Line Adapter - Priced Each - Connects vacuum and vent lines together. 8mm - Genuine Volkswagen Audi - Audi Volkswagen

Connects vacuum and vent lines together. 8mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Connects the leak detection pump elbow to the vacuum reservoir line

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
284965
Mfg#:
079133382B
Ships in 1 day
$5.99 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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