Nah you have to wait til it's 15 years by the month before you can apply. Otherwise they'll send just your application back and tell you to wait until the month.
Nah AQIS inspect the cars as they come off the ship, or pretty soon after. If it passes, you can pick it up with the paperwork. If it fails, off to Hobbs Bros and usually they clean it and AQIS will inspect it the following day.
Getting all the compliance work done costs approx $1200.
Vijay