**** man, I tune my cars in stock format ;-)
All vehicles can beneift from changing the factory mapping with or with out mods.
Your car will compensate very well up to a point, but a tune should make it perfect, if your tuner is decent.
Having said that I would not loose sleep over it, get the tune when you are satisifed with your mods. N/A motors are more forgiving.
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Boosted V8 hunter
2850 lbs and 375WHP
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