Performance (4)

DFM INLINE MODULE GM REFRESH 21-26 GM SUV/22.5-26 GM 1500 5.3/6.2L Disables Dynamic Fuel Management (DFM) and Engine Auto Start/Stop systems Smart inline technology integrates seamlessly with the ECM Allows...

FORD START/STOP DISABLER No more hesitation when restarting after stopping in traffic; when you're ready to go, YOU GO With start/stop disabled, your starting system won't be taxed nearly as...

GM START/STOP DISABLER No more hesitation when restarting after stopping in traffic; when you're ready to go, YOU GO With start/stop disabled, your starting system won't be taxed nearly as...

RANGE AFM DISABLER No more shuddering as your engine cycles between running on half or all cylinders Improved power at light throttle with all cylinders firing which can actually result...