ya its custom boxes lost my password an the 300a fuse the wire is 4g then in2 8g wantd it 2 look big an i found that pieace of 4g in a car at a salvage yard so i tolk it an iam gonin 2 order my amp this week with my 15 sx o an by the way iam down to 1 jl w3 1 blew i wanted 2 sale both so i can get sum kicker cvrs but i got 1 now so screw it an sum crazy vibration 2day me an my boi drove down 2 my friends house he was in his dinning room an his china cabnet or w/e was vibration an we were like a block away like 10 or more houses up the road lol then it got louder an louder