Post by foxrider75 on Nov 23, 2023 23:02:07 GMT -5
Have this tuner forsale will work with 17-19 year models with the 4.3 5.3 6.2 engines can disable active fuel management for the v4-v8 mode and prolong your lifters you can change tire size to calibrate with your speedometer change tire psi so it will match on the dash add a 93 performance tune change gear ratio turn up throttle response and more good little tuner paid over $500 for it will take $325 for it my loss your gain 
