Dragy GPS Performance Box Timing System f-150 vertical dash If you haven't already upgraded

If you haven't already upgraded the factory intercooler on your Cummins-powered truck

8cyl C4 Transmission Cooler Line

Vacuum Modulator on Right Side

Distributor Vacuum Advance Line

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Dragy GPS Performance Box Timing System f-150 vertical dash If you haven't already upgradedMonitor your 0 60mph, 60 130mph, 100 200kmh, 1 4 mile, 1 2 mile performance, and more! Dragy uses high speed GPS satellites to accurately measure your vehicles performance within 1 100th of a second, producing identical results to the much more expensive and cumbersome VBOX system, in a less expensive and easier to use package. The Dragy software automatically charts slope on all timeslips which you can then post to forums or social media, share with