4. We’ve always liked the fiberglass body panels that Perry’s Fab N Fiber produces. Perry (who also heads up McNeil Racing) greeted us personally and had his team get started right away. Here, the stock fenders have been removed in preparation for the fiberglass replacements. Because Broncos utilize their stock inner fenderwells for body rigidity and support, it was necessary to fabricate a tube skeleton that would reside under the new fiberglass fenders and hood.