only on GFWL UI 37.49 plus $5 for the sinclair solution add-on (not sure)
Purchase Bioshock 2 and the Sinclair Solution add-on content between March 12, 2010 2:00am PST and March 15, 2010 5:00pm PST, and receive 800 Microsoft® Points – FREE! Offer valid only through this in-dash purchase...