All parts will fit '05-'09 3V 4.6 cars, and possibly the '10's as well.
Ford Racing Bullit CAI, had brand new Air Raid filter - $150
SCT XCAL3 Tuner (from AM/Bama), unlocked - $200
Moroso aluminum radiator tank, Moroso 16 lb. cap - $100
Prices are already low, so they're pretty much non-negotiable.
Take it all for $400.
Parts can be picked up in Keller.