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Audi D4 S8 Quattro 4.0T

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Audi D4 S8 Quattro 4.0T Engine Fuel Parts

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Flex Fuel Sensor Mount - 4.0T

A complete kit that safely reroutes the factory fuel lines on your Audi 4.0T out of the hot engine valley, improving heat management and clearing space for larger turbos.

Brand:
TGK Motorsport - Corporate Logo
ES#:
5477636
Mfg#:
TGK-0307-02
Ships in 5 Business Days
$114.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2802302
Mfg#:
N203741
In Stock
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hobb's Switch

ES#3520735 - ACC-HOBBS - Hobb's Switch - 15 PSI - Fuel-It! - Audi BMW Volkswagen MINI Porsche

15 PSI

Brand:
Fuel-It! - Corporate Logo
ES#:
3520735
Mfg#:
ACC-HOBBS
Ships on Aug 18, 2026
$55.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Port Injection Plugs

ES#4690214 - PRINJPLGS - Port Injection Plugs - Use these in replacement of any standard short body EV14 style injector. - Precision Raceworks - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Use these in replacement of any standard short body EV14 style injector.

Brand:
Precision Raceworks - Corporate Logo
ES#:
4690214
Mfg#:
PRINJPLGS
Ships in 9 Business Days
Starting at $9.99 USD
Customize
Free Shipping
on orders $49 and up

Black Market Parts Universal Fuel Pump Wiring Kit

ES#4883129 - 601-0054 - Black Market Parts Universal Fuel Pump Wiring Kit - A one-stop shop solution for anyone looking to add an additional fuel pump to their fuel tank - Precision Raceworks - Audi BMW Volkswagen Mercedes Benz MINI Porsche

A one-stop shop solution for anyone looking to add an additional fuel pump to their fuel tank

Brand:
Precision Raceworks - Corporate Logo
ES#:
4883129
Mfg#:
601-0054
Ships in 5 Business Days
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Pressure Fuel Pump O-Ring

ES#3142384 - WHT005184 - High Pressure Fuel Pump O-Ring - Seals the high pressure fuel pump to the cylinder head - Victor Reinz - Audi Volkswagen

Seals the high pressure fuel pump to the cylinder head

Brand:
Victor Reinz - Corporate Logo
ES#:
3142384
Mfg#:
WHT005184
Ships in 1-2 days
$6.11

This product was last offered at the strikethrough price on
07-31-2026

$5.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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.

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

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 MINI

Replacement WMI Water Injection Hose

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

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 MINI Porsche

Adjustable (1-15 PSI) to engage at the appropriate amount of boost pressure for your application.

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

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!

Brand:
Precision Raceworks - Corporate Logo
ES#:
4690254
Mfg#:
601-0261
Ships in 9 Business Days
$64.99 USD
Free Shipping
on orders $49 and up

High Pressure Fuel Sensor

ES#2894919 - 06J906051D - High Pressure Fuel Sensor - Located on the fuel rail - Vemo - Audi Volkswagen

Located on the fuel rail

Brand:
Vemo - Corporate Logo
ES#:
2894919
Mfg#:
06J906051D
Special Order: No Guaranteed ETA
$48.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Nozzle Holder Straight (Rectangle Style)

ES#4642625 - SN0-900 - Nozzle Holder Straight (Rectangle Style) - Stylish nozzle holders for your WMI setup - SnowPerformance - Audi BMW Volkswagen MINI Porsche

Stylish nozzle holders for your WMI setup

Brand:
SnowPerformance - Corporate Logo
ES#:
4642625
Mfg#:
SN0-900
Ships in 1 Business Day
$10.99 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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