Bully Dog - 40420 - GT Platinum Diesel Diagnostic and Performance Tuner with 4-Preloaded Tunes WIDE MAKE & MODEL FIT - Fitting a wide array of Ford, Dodge & GM Diesel Models 1999-2017. Enter your vehicle above to verify compatibility. FUEL ECONOMY - Enjoy fuel saving preloads for long-haul and around town driving. As well as other downloadable features. HEADS UP DISPLAY - Monitor over 15 performance parameters at a glance with a dynamic LCD display mounted on a pillar, window, or dash. PICK YOUR POWER - Utiliize multiple preloads and up to 10 custom tune files to match your vehicle and performance needs. CODE CLEARING - Diagnose and clear trouble codes to ensure proper engine operation.