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Fuel-It FLEX FUEL KIT for AUDI S4 -- Bluetooth & 5V

$419.95
Audi Audi S4 Audi S4 Fueling Fuel-It
If you're running E85 or ethanol mixes in your Audi S4, you need this kit! This is a complete plug and play kit to...

AUTOTECH HIGH VOLUME FUEL PUMP UPGRADE KIT AUDI 2.0TFSI, 2.5T, 3.0T, 4.0T, 5.0L

$399.99
10.127.101K
Audi Audi A4 Audi A4 Fueling Audi A6 Audi A6 Fueling Audi A6 Fueling Audi A7 Audi A7 Fueling Audi S4 Audi S4 Fueling Audi S5 Audi S5 Fueling Audi SQ5 Audi SQ5 Fueling Audi TTRS Audi TTRS Fueling CTS Turbo
1 kit required: MK2 TTRS 2.5T (pre-facelift) / RS3 Sportback 2.5T (pre-facelift) / B8 S4 3.0T / SQ5 Q7 3.0T / A6 A7 A8...

FSI RS4 INJECTOR SET OF 4 (079906036D)

$379.99
FSI-RS4-Injector
Audi Audi A4 Audi A4 Fueling Audi S4 Audi S4 Fueling CTS Turbo Volkswagen Volkswagen Golf Volkswagen Golf R Volkswagen Golf R Fueling Volkswagen Golf/GTI/Rabbit Fueling
This is a set of four (4) OEM (079 906 036 D) B7 RS4 fuel injectors which are primarily used when upgrading fuel systems...

CTS TURBO ADAPTERS EV14 (US CAR) INJECTOR TO EV1 (MINITIMER) HARNESS

$12.99
CTS-EV14-EV1
Audi Audi S4 Audi S4 Fueling CTS Turbo Volkswagen Volkswagen Golf Volkswagen Golf R Volkswagen Golf R Fueling Volkswagen Golf/GTI/Rabbit Fueling Volkswagen Jetta Volkswagen Jetta Fueling
These adapters allow you to use injectors having newer USCAR connectors (Bosch EV14 style) on older cars equipped with EV1 Minitimer connectors (square Bosch)....