I used the Bondo brand on my 92 /150 it turn out nice .
I have had several compliments on it
I taped over the edge of the bed and tailgate put on 1 coaton
I put 3 coats on the inside and floor.
I use my truck to work with it has held up well ,been on about 4 months.
Got it at advance 59.99/small roller and pan 2.99 /1brush 2.99