1.got the 5250 installed!
sq is way lot better n over all performance alot better as well
- big two aka ground wiring changed from 8 guage to zero guage wire,sound system is performing awesome now!sub is still running on 4ohms n i intend to keep it that way till i get a capacitor
videos are being uploaded n will take a while,
attatching the pix below...
pioneer 5250...

charging my n97 with the pre 

sd card slot 

now the grounding,pix will tell the process step by step...




















and were done 