i need help swapping out the stock speakers on an 86 mazda 626. the rear speaker lay underneather the fabric covering under the rear window. they're not accessible from under neath. (the trunk). to get the the top of the speakers the interior brake light has to be removed and the two side interior panels. they all hold down a fiberboard covering the rear speakers. is the right? how else can i get to these speakers? i need help fast. thanks!