Start a thread for Q's like this, it'll get a lot more attention.
6x9's can be made to fit, with a lot of work.... IMHO, not worth it, if your running an amp to them highpass, the stock speaker size will make just about as much noise, and ya' won't have to cut up your ride.
Sony blows. Cool doub;e meaning, huh?
Do a search on Sony here, you'll change your mind real quick....