I built a box behind the seat with speakers and the radio in it. We have the front speakers in the original spot. We use a remote to turn the radio on and off. Didn,t have to cut anything.

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53 half ton http://s159.photobucket.com/user/sworden73/library/?sort=3&start=all&page=1
72 Nova SS sold
75 Corvette
52 Chevy Styleline Coupe