86 dodge d100

shes a longbed single cab completely lowered c notched. she sits on 18" boss rims. my interior needs major help im looking some idea's. me and my friend did alot of custom stuff to the inside we took out the stock radion and replaced it with an jensen 7" flip out screen radio we cut into the door panels and installed some alpine type r 10's in the door and cut into the back of the seat springs to make room for some alpine type r 12's i have my amps mounted to the roof and my wires run down the back and under the seat and etc the amps are 2 rockford punches ones a 1500 and the other a 1900. anyway can any help me some ideas for gauges and seat ideas