For all you racing fans out there, there is a new Forza Motorsport 3 Car Pack available for 400 Microsoft Points on the Xbox Live Marketplace (Add to your download queue here).  Turn 10 and AutoWeek have teamed up to create ten of the year’s top-rated cars to mark the start of the North American International Auto Show.

The ten cars featured in the pack are the following:

1. 2009 Audi RS 6
2. 2010 Ford Shelby GT500
3. 2009 Lotus 2-Eleven
4. 2010 Aston Martin One-77
5. 2010 Porsche Boxster S
6. 2009 Audi R8 LMS Show Car
7. 2010 Pagani Zonda R
8. 2010 Saleen S5S Raptor
9. 2010 BMW Motorsport M6 Coupe
10. 2010 Chevrolet Corvette Grand Sport

There is also a free sample of the car pack also available for download on the marketplace.  The car featured in the free sample this month is the 2009 Lotus 2-Eleven.