1997-2003 F-150 i have fiberglass fenders from them on my 4x4 prerunner ranger for the bolt holes u just line them up and drill holes in the fiberglass
Here's a how to on f150online from a guy who just put them on. He said he's gonna get pics later this week: How To: Fiberglass fenders 97-03 bodystyle - F150online Forums Here's how they look: Glassworks fenders on! - F150online Forums Keep in mind you will probably have to sand in order to get a perfect fit
box sides are easy you just cut with a die grinder your box about 2in from the top and bolt the fiberglass fenders on the inside lip