The core is from Banks(of course) for a 03 & up 6.0 powerstroke. It is about 39" wide and 16" tall. Some of the core is actually behind the bumper so it will end up with a fairly large cutout to get air in there.
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'04 IS300 LS3/TR6060 swap in process
'89 Plymouth Colt GT - 411WHP, 2490lbs & 32mpg
'06 Magnum SRT8 - AFE S2, 3" Flowmaster catback, Diablo Predator (KIA by a drunk driver 10-25-13) 63 Nova 'Low Budget G-Machine' *SOLD*