I would recommend Boards of Canada[1] and Thievery Corporation[2] most of all. But really anything in the vein of what has been dubbed "chill" music works great for me due to the awesome atmospheres and driving beats. Here[3] is a list I made of some of the best albums IMO in that genre.

[1]http://www.amazon.com/Boards-Of-Canada/e/B000APHPF8/

[2]http://www.amazon.com/Thievery-Corporation/e/B000APFP6E/

[3]http://www.amazon.com/Top-10-Chill-Out-Albums/lm/R32Q5RHQR51...