Get more from your EFI systems with FAST analog input kits. These optional harness and connector kits can link you and your vehicle to added performance. FAST offers many accessories, like their analog input kits, to support your user-tunable XFI system.

More From This Category

Proflow Fuel Injector Wiring Plug EV1 Bosch Style 2 Pin Include Terminals & Boot

Proflow Fuel Injector Wiring Plug EV1 Bosch Style 2 Pin Include Terminals & Boot

$4.61

FAST Power Adder Wiring Harness for Nitrous and Power Adder Enable/Hold

FAST Power Adder Wiring Harness for Nitrous and Power Adder Enable/Hold

$81.13

FAST EGT Module Kit for XFI ECU

FAST EGT Module Kit for XFI ECU

$2,599.44

Haltech Fuel Injector Adapter - 14mm 3/4 to Full Length

Haltech Fuel Injector Adapter - 14mm 3/4 to Full Length

$12.60

Haltech Fuel Injector Adapter - 14mm Base

Haltech Fuel Injector Adapter - 14mm Base

$12.60

FAST Vehicle Speed Sensor/Traction Control Harness for XFI

FAST Vehicle Speed Sensor/Traction Control Harness for XFI

$93.44