Okay so it's actually my friends system in his 01 f150 ext. Cab 4door but he has a Sony headunit 52x4 not sure on model number he put two 3 way Sony 6x9s in the front those two are still hooked up to head unit then he put 2 4 way 6x9 Sony in back doors those 2 a ran off of an old DEI anp that I...
