Originally Posted by TGreen

I understand that one would certainly benefit from getting a tune specifically for this exhaust, but is it necessary? Put another way, if I bought this exhaust and swapped it with the stock would I lose any torque or horsepower, or just not gain as much as possible if I got a tune?

I live out in bumble-F and have no idea where or how I could get a tune for this exhaust.

Thanks