inputs.text: not bad modifications - know lot people feel like not modify something bought give easy fix not bad 2 jbl gto 804 subwoofers powered alpine 1000 watt mono amp first not like box pretty good modifications first rehemove plastic ports flip port side poking thur enclosure facing next replace plexiglass piece wood thicker plexi glass encloser totally sealed cut 34 inch mdf hd big enough cover hole box look tacky could come month research next position box ports aim towards front truck gave loudest clearest sound jbls hit like boss btw work application cannot say get results rollin 2000 tundra access cab thank best wishes