what would be the best modification that would add power all over the rpm range and give good acceleration?
let it breath
Headers and intake and throttle body
Depending on how far you want to go, build your HP and torque around a cam shaft. Larger injectors, fuel delivery system, headers, improved/upgraded ignition, (plugs wires, electronic boosters etc. transmission upgrade or change out, rear end gears for what your looking for, drag racing, road racing, cursing, or street driving. Don't for get the fuzzy die on the rear view mirror.
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