99-03 7.3L Performance Parts
I have a 2000 f350. 6637 air filter, 4" turbo back exhaust, trans cooler and thTs about it for mods. I've had the turbo pipes exhaust manifolds and both cylinder heads replaced. Anyways I have my 6 position chip. I'm itching to put it in at least to just try it for a bit. But I have a concern. I...