Here were both of my Explorers fairly stock. My second Explorer the 1996 Limited 5.0, and later the 2002.
Kenwood Excelon HU
Escort Passport 8500
12" Rockford Fosgate HX2 Dual Voice Coil
Power Bd500 amp
Custom ported box
Oh and my sweet portable air compressor/flashlight/spotlight/tire pressure guage/air bed inflater/whatever...
My first '93 4x4 XLT that i thought was invincible when i was 16. I hit a concrete slab that was just underneath the visible water line. Blew both passenger tires and busted the rims. That's me in the hat and jacket. Moral of the story, bring an extra spare...