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Audi B5 A4 Quattro 1.8T

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Audi B5 A4 Quattro 1.8T Engine Fuel Parts

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Motorvac Direct Injection Induction System Cleaner

ES#3245877 - MVC4002425 - Motorvac Direct Injection Induction System Cleaner - Great for use with the ES3245872 MotorVac cleaner tool. Used to blast carbon out of intake and valves. - MotorVac - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Great for use with the ES3245872 MotorVac cleaner tool. Used to blast carbon out of intake and valves. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
MotorVac
ES#:
3245877
Mfg#:
MVC4002425
Ships in 6 Business Days
$47.99 USD
Free Shipping
on orders $49 and up

Water/Methanol Nozzle - 2.5GPH

ES#4476204 - SN0-N0250 - Water/Methanol Nozzle - 2.5GPH - Snow Performance Hyper-Sonic water-methanol injection nozzle - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Snow Performance Hyper-Sonic water-methanol injection nozzle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4476204
Mfg#:
SN0-N0250
In Stock at Vendor
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Union Nut

ES#331120 - 321201375A - Union Nut - Secures the fuel pump assembly down to the fuel tank - Genuine Volkswagen Audi - Audi Volkswagen

Secures the fuel pump assembly down to the fuel tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to VIN 8D-W-070000, split is in the 1998 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
331120
Mfg#:
321201375A
Ships in 1 day
ON SALE!
$12.99

This product was last offered at the strikethrough price on
06-15-2026

$11.87 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump Relay - 372

ES#2899179 - 4D0951253 - Fuel Pump Relay - 372 - Keep the fuel pump going - Vemo - Audi Volkswagen

Keep the fuel pump going affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
2899179
Mfg#:
4D0951253
Special Order: No Guaranteed ETA
$91.99 USD
Free Shipping
on orders $49 and up

FUEL HOSE - 1 METER ROLL

ES#2802302 - N203741 - FUEL HOSE - 1 METER ROLL - 12mm ID x 3.3. Braided - 1 Meter length - Rein - Audi Volkswagen

12mm ID x 3.3. Braided - 1 Meter length 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#:
2802302
Mfg#:
N203741
Ships in 3 Business Days
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Injector Adapter Hat - Short To Tall Set Of 6

ES#4029660 - 034-106-3022-6 - Injector Adapter Hat - Short To Tall Set Of 6 - Includes injector o-ring seals. - 034Motorsport - Audi

Includes injector o-ring seals. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles that use later style TT injectors for AEB applications.

Brand:
034Motorsport - Corporate Logo
ES#:
4029660
Mfg#:
034-106-3022-6
Ships in 2 Business Days
ON SALE! SAVE 10%
$96.00

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

$86.40 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

FP34 Surge Tank Hardware Kit - Nipple Connections

ES#3419781 - 034-106-Z024 - FP34 Surge Tank Hardware Kit - Nipple Connections - Allows for connections to factory style nipple connections for 5/16" or 8mm hose - 034Motorsport - Audi Volkswagen

Allows for connections to factory style nipple connections for 5/16" or 8mm hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3419781
Mfg#:
034-106-Z024
Ships in 2 Business Days
ON SALE! SAVE 10%
$91.00

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

$81.90 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump Relay - 372

Keep the fuel pump going affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SMP - Corporate Logo
ES#:
4877157
Mfg#:
4D0951253
In Stock at Vendor
$82.99

This product was last offered at the strikethrough price on
02-04-2026

$79.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector Installation Kit

ES#2586592 - 06B133555HKT1 - Fuel Injector Installation Kit - Includes everything required to replace the fuel injectors - Assembled By ECS - Audi

Includes everything required to replace the fuel injectors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Engine code AWM

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586592
Mfg#:
06B133555HKT1
Ships on Oct 19, 2026
Auto Notify
ON SALE! SAVE 10%
$87.99

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

$79.09 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector O-Ring - Priced Each

ES#248362 - 035906149a - Fuel Injector O-Ring - Priced Each - Keep your injector from leaking. 7.52x3.53 - Victor Reinz - Audi Volkswagen

Keep your injector from leaking. 7.52x3.53 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits the upper position

Brand:
Victor Reinz - Corporate Logo
ES#:
248362
Mfg#:
035906149A
Ships in 1 day
$3.99

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

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

Gravity Valve

ES#429535 - 8D0201751A - Gravity Valve - Located on the fuel tank filler neck - Genuine Volkswagen Audi - Audi Volkswagen

Located on the fuel tank filler neck affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to VIN 8D-W-007799, split is in the 1998 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
429535
Mfg#:
8D0201751A
Ships in 6 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.

$80.99

This product was last offered at the strikethrough price on
07-08-2026

$73.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Boost Switch

ES#2826277 - 81014 - Boost Switch - Adjustable (1-15 PSI) to engage at the appropriate amount of boost pressure for your application. - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Adjustable (1-15 PSI) to engage at the appropriate amount of boost pressure for your application. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
2826277
Mfg#:
81014
In Stock at Vendor
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Pump Gasket

ES#310582 - 1J0919133 - Fuel Pump Gasket - Located between the union nut and the fuel tank - Genuine Volkswagen Audi - Audi Volkswagen

Located between the union nut and the fuel tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
310582
Mfg#:
1J0919133
In Stock at Vendor
13% off MSRP

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

$37.99

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

$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

In-Line Micro Regulator - 6 Bar

ES#4690254 - 601-0261 - In-Line Micro Regulator - 6 Bar - The worlds smallest universal regulator! Comes pre-set within precision tolerance to eliminate guesswork setting target pressure! - Precision Raceworks - Audi BMW Volkswagen

The worlds smallest universal regulator! Comes pre-set within precision tolerance to eliminate guesswork setting target pressure! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4690254
Mfg#:
601-0261
In Stock
$68.99

This product was last offered at the strikethrough price on
01-22-2026

$64.99 USD
Free Shipping
on orders $49 and up

Fuel Injector O-Ring - Priced Each

ES#279757 - 06A906149A - Fuel Injector O-Ring - Priced Each - Keep your fueling system leak free - Genuine Volkswagen Audi - Audi Volkswagen

Keep your fueling system leak free affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits the lower position

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
279757
Mfg#:
06A906149A
In Stock
ON SALE!
$13.99

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

$12.87 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Fuel Parts

ECS Tuning has made it simple to find the perfect fuel system parts for your car. Whether you're replacing OEM fuel system parts or building a high-flow fuel system for a performance car, ECS Tuning has fuel pumps, fuel injectors, fuel filters, and more from respected names like Bosch, Siemens, and Genesis.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings