I have a 2004 silverado with a 4.8 with a 6.5in BDS high clearence lift running 315/75/r16 35x12x16 cooper stt. Also have k&n cold air intake dule exhaust im running the hypertech maxenergy chip for abou 2 years not impresed been looking at superchip vivid programer any suggestions or experienc with it.
Blackbear tune if your looking for a custom tune with better gains or if your a handheld chip/programmer person then the diablosport trinity or intune if they make it for your year model
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