Alright folks, buckle up. So, my truck’s been feeling kinda lazy lately, like it lost its get-up-and-go after hauling way too much mulch last month. Heard about this Diablo Tuner thing making the rounds, specifically the 5.3 version. Figured, why not? Time to poke the beast and see what happens. https://kralmod.com/diablo-tuner-5-3-performance-tuning-guide-easy-steps-you-need/