i have a pioneer cd player 2 visonik 10 inch subwoofers 2 pioneer 6x9s and 5 1/4 rockford fosgate ok i know the front is 4x6 but i took this all out of my old car i have a pontiac sunfire 2001 and was wondering what would be good to put in their for less money and sound good cuz i need to get rid of this junk