I just got a Kenwood Z727 CD receiver, do i need anything other than the wiring harness?

Do I need a dash kit or anything for the antenna?

This is what I was going to get from Crutchfied:

Isuzu Receiver Wire Harness:
http://www.crutchfield.com/S-sH3YEP8...7712&s=0&cc=01

Honda/Nissan Dash Pocket:
http://www.crutchfield.com/S-sH3YEP8...9000&s=0&cc=01

Thanks,
Dave