GMC HO Duramax Test Redo Derringer Banks
Banks iDash In Cab Driving Review on Derringer Tuned L5P Duramax Step-by-step installation of a Banks Derringer inline tuner and iDash 1.8 in a 2017-2019 GM 6.6L Duramax L5P. Includes My @bankspower Derringer had an issue that was quickly resolved with OTA updates. Let's see if it's worth the coin! Banks New Derringer, iDash, & Pedal Monster for 2024-2025 L5P Duramax Banks Derringer Install On L5P INSTAGRAM: @eddieslife NEW CHANNEL: LED ...