First, please pay attention to the stickies at the top of the forum, in particular From here out, please use more descriptive thread titles!
Second, for a drain and refill, you must match fluids. Now my question: What are you going to do with the 60% of the contaminated fluid that remains within the transmission? You will need about 4 qts. to mix with the remaining contaminated ATF.
Most BG shops charge less for for a complete mechanical ATF exchange than your dealer does for a drain and refill.
http://www.bgfindaship.com
My final question is this. What makes you so secure in adopting the procedures of a lazy rip off dealer is a good idea for maintaining your car?