I have a pioneer head unit (DEH-P4700MP) with 6.5 pioneer speakers in the front (TS-A1671R) and 6x9 pioneer speakers in the back (TS-A6961R) and i have (but have not instaled yet) an alpine amp (MRP-F240) and a rockford punch 10" sub (P210S4) although my car is in the shop getting a new dash pad and sterio because some bastards decided to steal my head unit this is what i had and will have. the sub should be in next week. what do you think? good, bad??