A:AnswerWhen you pick this unit, it will ask you to put your year, make, and model in and it will tell you. It will also tell you what else you will need with it.
A:AnswerHe would need a mounting kit that will adapt the space to fit the single din unit. A wiring kit will be a must and save you from doing any splicing. You'll also need an antenna adapter. You may also want to consider a parking brake bypass to use certain features like uploading your own background image. It looks great in my 99 A4 and I got everything I needed for install through Crutchfield. Unit works and looks great!
A:AnswerEbay, Amazon, etc... Just google with the part no.
I ordered an adapter plug for $12 on Amazon, that plugged into my Pioneer AVH1550NEX, and the other end plugged into my Tacoma.