Ok. Even if i go WOT a few times before i get a tune?
the only thing different will be the 2 or 3 psi of boost loss. but it will feel stronger. no one needs a tune for just headers. most can also get away with a 3.4 with no tune too.
98 Buick Regal GS, F body brakes, Caddy STS wheels, tinted tails L36 bottom end, lightly ported heads, 1.95 roller rockers, headers, gen 5 N* 3.0 pulley, FSIC, 42 lb injectors, a BrandonHall rebuilt trans, DHP tuned and AEM water/Meth injection https://goo.gl/gpV5kW