Would something like this be good for what I need?
Not sure if it will be friendly with the stock amps. Pioneer 50W x 4 MOSFET Apple iPodReady InDash CD Deck FH-X700BT - Best Buy
1989 Black/Red Mustang LX Hatchback *SOLD*
-Swapped 4 banger for a 5.0 V8 -5-speed from a 92' -5.0 Rear end from a 92' -Euro Clear headlights -Louvered taillights from a 92' -16" GT 5 spoke wheels from a 92' -Pioneer stereo deck 1994 Black/Black Mustang GT *Current Project*
-Rebuilt motor -Alpine stereo deck -12" Pioneer Sub -Two-toned interior (reflective silver/black) -SR Performance Air filter-FlowMaster Exhaust -MSD distributor and rotor -MSD coil pack -Ford Racing spark plug wires