Join Date: Dec 2008
Thanked 10 Times in 9 Posts
4 or 5 depends on what you plan on doing with the truck... Leaving about the same then
the 4 is fine.... Going way up with injectors, 500hp+, more more more.. Then 5-in
would be the way to go.
You really didnt provide enough info for an educated reply.
2k, F350 SuperCruzer, 7.3L Diesel, Auto trans, 4x4, Tony Wildman 6-pos chip, Custom 4-inch intake, 4-inch turbo-back exhaust, ATS housing, Adrenaline HPOP, BTS Trans, EBPV delete, ITP overboost eliminator, in-tank and pre-pump mod, Heater valve mod