I am an American living abroad and want to make sure that I can maximize my foreign income exclusion. Can I use turbo tax, and if so what package? I need to submit a 1040 and a 2555.
Yes - TurboTax supports filing Form 2555, Foreign Earned Income, to calculate your foreign earned income exclusion and foreign housing exclusion or deduction.
The Deluxe, Premier and Self-Employed versions of TurboTax Online all support Form 2555 (not Federal Free), as well as all versions of TurboTax Desktop, for Windows or Mac.
Please see the following TurboTax FAQ, "What are Forms 2555 and 2555-EZ used for?", for instructions on how to enter information in TurboTax about your (or your spouse's) foreign earned income:
Can you update this answer with the new mix of products?
The same answer holds true for this year as in @JohnR1's answer above.
Compare the different online TurboTax products available here.