Originally Posted by GSSR
i got a 4-2-1 comptech stainless stell, and its good for the street, unless u are planning to run in the high rpms and do a lot of mods then go for a 4 to 1. (also have comptech ice box, skunk2 cams, skunk2 intake, apexi exhaust)
You'd benefit from a 4-1, considering your intake, intake manifold, cams, and exhaust are geared for high rpm power.
__________________
2015 Ford Mustang GT Fastback - Ingot Silver - 6M - Performance Package - Gibson Catback, JLT CAI, FR 47lb injectors, BAMA E85 tune, Eibach Sportline, BMR wheel hop kit, UPR oil separator, Steeda shifter bushing/bracket
Team B.O.B.® - Ballaz on a Budget