FAST Qwik Tune calibration selector switch kits feature the XFI ECU and the ability to store up to 4 calibration files that you can select from on the fly by simply pressing a button. Multiple calibrations can be used for different fuels, nitrous oxide systems, and driving conditions. Wiring in the "flash enable" input will allow them to double as flash-mode switches. Get the performance setup you want, when you want it with an assist from FAST Qwik Tune calibration selector switch kits.

More From This Category

FAST Classic Main Universal Harness

FAST Classic Main Universal Harness

$858.24

FAST XFI Single Sensor 1500 PSI Harness

FAST XFI Single Sensor 1500 PSI Harness

$407.30

FAST XFI Fuel Inector Harness For Buick V6 w/ Minitimer Connector Injectors

FAST XFI Fuel Inector Harness For Buick V6 w/ Minitimer Connector Injectors

$250.82

FAST XFI 2.0 Main Harness For Ford Mustang Cobra Jet

FAST XFI 2.0 Main Harness For Ford Mustang Cobra Jet

$3,115.33

FAST Dual Precision 0-100 PSI Sensor and Connector Kit

FAST Dual Precision 0-100 PSI Sensor and Connector Kit

$52.54