For the DIY guys here are fluid capacitys broken down for you guys.
The transfer case takes 3.8 pints which is 60.8 ounces which comes out to 1.9 quarts.
And just for the record 2 quarts of NV146 cost me $68.25 from a dealer. Yes thats not a typo 2 quarts for almost 70 bucks!!!!