Walmart offers Gran Turismo 5 XL Edition for PlayStation 3
charges the same for Prime members.) Choose free Site-to-Store pickup
to avoid the $1.97 shipping fee. That's the lowest total price we could find by $2, although it was $2 less in February. It comes with a voucher good for DLC content, including the Racing Car Pack, Car Pack 2, Course Pack, Racing Gear Pack, and Paint Pack.
Update: The price has dropped to $14.86 for both merchants.