I Cant Find The Right Wiring Harness
 

Im About To Go Crazy! Im Trying to Put My New Stereo In Cuz My Old One Cd Player Wont Work Then On The Top Am/Fm Part The Buttons are rubbing off so i got me a new cd player and Stuff to so in it But i cant find the right wiring harness its got 1 Long Skinny one Then 2 Squares Ones But ones a 8 pins and the other is a 6 pins i have looked everywhere areound here it seems and cant find the right one and i keep buying the wrong ones and its about to drive me nuts so what wiring harness do i need