99-03 7.3L General Discussion
Hi Everybody,
2001 F-250, stock 7.3 w/ 4” open pipe and AIH delete.
Problem:
I only get about 13psi boost. So when I pull a 4000lb trailer I can’t keep the EGT down unless I really take it easy. Doesn’t seem right.
New air filter and tightened all intake connections. All OK. No difference.
I...