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Audi B6 A4 Quattro 1.8T

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Audi B6 A4 Quattro 1.8T Engine Fuel Parts

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Water/Methanol Nozzle - 3.5GPH

ES#4476207 - SN0-N0350 - Water/Methanol Nozzle - 3.5GPH - 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#:
4476207
Mfg#:
SN0-N0350
In Stock at Vendor
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

7 in 1 Fuel Treatment 16oz

ES#4020043 - 2848 - 7 in 1 Fuel Treatment 16oz - 7-in-1 Fuel Treatment is designed to make driving enjoyable again by removing deposits from the combustion chamber. - VP Racing Fuels - Audi BMW Volkswagen Mercedes Benz MINI Porsche

7-in-1 Fuel Treatment is designed to make driving enjoyable again by removing deposits from the combustion chamber. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shippi

Brand:
VP Racing Fuels - Corporate Logo
ES#:
4020043
Mfg#:
2848
Ships in 5 Business Days
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Octanium Unleaded

ES#4381727 - 29505KT - Octanium Unleaded - Octanium Unleaded is formulated to provide the biggest octane boost up to 7 numbers. Safe for Catalytic converters and emissions equipment. - VP Racing Fuels - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Octanium Unleaded is formulated to provide the biggest octane boost – up to 7 numbers. Safe for Catalytic converters and emissions equipment. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This item is classified as Hazardous Materials and requires special shipping and handling. We cannot ship this item out of the US or with priority shippi

Brand:
VP Racing Fuels - Corporate Logo
ES#:
4381727
Mfg#:
29505KT
Ships in 5 Business Days
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

E6000 Sealant - Priced Each (.18 Oz)

ES#4212778 - SN0-90001 - E6000 Sealant - Priced Each (.18 Oz) - E-6000 is semi flexible, 100% methanol resistant, and the only sealant recommended for use with Snow Performance water methanol injection systems. - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

E-6000 is semi flexible, 100% methanol resistant, and the only sealant recommended for use with Snow Performance water methanol injection systems. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4212778
Mfg#:
SN0-90001
In Stock
$4.99 USD
Free Shipping
on orders $49 and up

Pump Filter Sock

ES#4882959 - 125-190 - Pump Filter Sock - Fuel Pump filter sock replacements for Walbro fuel pumps such as the 450 (F90000274), 525 (F90000285), and 535 (F90000295). - Walbro - Audi BMW Volkswagen Mercedes Benz

Fuel Pump filter sock replacements for Walbro fuel pumps such as the 450 (F90000274), 525 (F90000285), and 535 (F90000295). affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Walbro - Corporate Logo
ES#:
4882959
Mfg#:
125-190
Ships in 5 Business Days
$15.99 USD
Free Shipping
on orders $49 and up

High Flow Water-Methanol Check Valve - 4AN Fittings

ES#4368638 - SN0-8CV-BRD - High Flow Water-Methanol Check Valve - 4AN Fittings - Added protection for your WMI setup - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Added protection for your WMI setup affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4368638
Mfg#:
SN0-8CV-BRD
In Stock at Vendor
$31.99 USD
Free Shipping
on orders $49 and up

Water/Methanol Nozzle - 3GPH

ES#4492417 - SN0-N0300 - Water/Methanol Nozzle - 3GPH - 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#:
4492417
Mfg#:
SN0-N0300
In Stock at Vendor
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Snow Performance 7 Gallon Reservoir

ES#2826214 - 40016 - Snow Performance 7 Gallon Reservoir - incl. brackets/check valve/tubing - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

incl. brackets/check valve/tubing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
2826214
Mfg#:
40016
In Stock at Vendor
$156.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

FSB WMI Controller - V3 For Charge Pipe Injection (CPI)

ES#3514866 - FSB-CPI - FSB WMI Controller - V3 For Charge Pipe Injection (CPI) - Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping! - Burger Motorsports - Audi BMW Volkswagen Mercedes Benz MINI

Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use in setups where charge pipe injection is being utilized.

Brand:
Burger Motorsports - Corporate Logo
ES#:
3514866
Mfg#:
FSB-CPI
Ships on Jul 22, 2026
$150.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMS Water/Methanol Injection (WMI) Solenoid W/ Filter

ES#4715239 - BMS-WMI-SOL - BMS Water/Methanol Injection (WMI) Solenoid W/ Filter - High flow WMI solenoid with inline 40 micron filter - Burger Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

High flow WMI solenoid with inline 40 micron filter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
4715239
Mfg#:
BMS-WMI-SOL
Ships on Jul 22, 2026
$75.00 USD
Free Shipping
on orders $49 and up

Fuel Injector Installation Kit

ES#2587309 - 06B133555HKT - Fuel Injector Installation Kit - Kit composed of genuine Audi injector o-rings, inserts, and retaining clips. - Genuine Volkswagen Audi - Audi

Kit composed of genuine Audi injector o-rings, inserts, and retaining clips. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2587309
Mfg#:
06B133555HKT
Ships on Oct 16, 2026
Auto Notify
$149.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Relay 167 - Priced Each

ES#2874247 - 191906383C - Relay 167 - Priced Each - Commonly used as a contact close relay for fuel pump - Febi - Audi Volkswagen

Commonly used as a contact close relay for fuel pump 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:
Febi - Corporate Logo
ES#:
2874247
Mfg#:
191906383C
In Stock
$13.99

This product was last offered at the strikethrough price on
04-17-2026

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fuel Sender Wrench

ES#4017215 - CTA5015 - Fuel Sender Wrench - For use with 139mm fuel gauge sending unit retainer nuts - CTA Tools - Audi Volkswagen Porsche

For use with 139mm fuel gauge sending unit retainer nuts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTA Tools - Corporate Logo
ES#:
4017215
Mfg#:
CTA5015
Ships on Jul 23, 2026
$67.90 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Fuel Rail Spacer - Priced Each

ES#3524645 - 034-106-7021 - Billet Fuel Rail Spacer - Priced Each - For spacing out 1.8T and 2.7T fuel rail when using longer than stock injectors - 034Motorsport - Audi Volkswagen

For spacing out 1.8T and 2.7T fuel rail when using longer than stock injectors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3524645
Mfg#:
034-106-7021
Ships in 2 Business Days
ON SALE! SAVE 10%
$6.00

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

$5.40 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mini Screw-Style Clamp For ES5701 - Each

ES#2571771 - 21014bLK - Mini Screw-Style Clamp For ES5701 - Each - 12-14.3mm 9mm Wide - ABA - Audi BMW Volkswagen

12-14.3mm 9mm Wide affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ABA - Corporate Logo
ES#:
2571771
Mfg#:
21014BLK
Ships in 6 Business Days
$13.46 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water/Methanol Injection Hose - 20'

ES#4715254 - BMS-WMI-IL - Water/Methanol Injection Hose - 20' - Replacement WMI Water Injection Hose - Burger Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Replacement WMI Water Injection Hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
4715254
Mfg#:
BMS-WMI-IL
In Stock
$31.99 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.

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