The rubber they give you to place around the box to seal it to the hood is longer then what is needed there for you have to trim it.
See the trim on the top and sides of the box here
Dyno numbers: 177hp/163tq
Mods: Steeda Intake, STS Kit, Rear sway bar, Lowering springs, Steeda RMM, F2 Header, Magnaflow catback, SCT Tune
Moderator: Third Generation Ford Focus, DURATEC Ti-VCT GDI Performance Chat & Florida regional section