Go full size IC. I'm running VC breather, billet fuel logs, inlet adapter, stock LIM w/ aluminum gasket to support it. Cooler supercharger and cooler air = more boost and more timing. You won't regret it, I haven't.
Can you post some pics of your car and the engine bay,,
05 GTP, Inferno Appearance package, SD Headers, 2.9 Pulley, 104 autolites, Wizaired CAI, 180* T-stat, SPO tips, Nav sytem, polymounts, S2IC, XPCAM, much more to come