my truck no longer shifts hard as it did when i first got the nelson tune and the CEL is on now any suggestions?
my truck no longer shifts hard as it did when i first got the nelson tune and the CEL is on now any suggestions?
1999 5.3 ex cab 3/5 drop, k&n CAI, BBK 80mm TB, Pace setter longtubes, 3" ory, hooker aero muffler, TS 224r cam w/112 lsa, comp cam 918 springs, TS chromoly pushrods, 180 degree thermostat, Nelson tune, 3 angle valve job, electric fans, 28x11.50 et streets
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