Originally Posted by Calliway
This gets asked so many times....anytime you do exhaust mods you need to remap. Throw in airbox mods and there is no question. You can't get more air in and out and not tell the compute to add fuel. Remap and get the full benifits of the mods or run very lean and very hot.
Totally agree and more to the point why bother doing the mod's and not the re-tune? It doesn't make sense to me to spend money on fancy gear and then not get the full effect from it but then I am known for being a bit 'careful' with my money.