sub and amp install starting tomorrow morning

[Nemesi609]

hey im installing two mtx amps (12") and a 400watt alpine amp, i cant find a how to guide, i have two friends who have installed subs on their impreza and honda accord coupe respectivly, but im kind of looking for an altima coupe specific guide. and specifically, i need to know how to get to the bose amp ( i have the bose system) and the easiest way to get wires to the right places on our car. thanks