If the lack of Porsche cars made you feel like something was missing in Forza Motorsport 6, that gap is going to be filled today, as Microsoft is releasing a dedicated expansion pack.

The expansion costs $19.99, and all the cars will appear directly in your garage upon purchase.

Here's the full list of cars included in the package:

• 2015 Porsche #19 Porsche Team 919 Hybrid
• 1960 Porsche 718 RS 60
• 1957 Porsche 356A Speedster
• 1998 Porsche #26 Porsche AG 911 GT1 98
• 2004 Porsche 911 GT3
• 1987 Porsche #17 Racing Porsche AG 962c
• 1955 Porsche 550A Spyder
• 2011 Porsche #45 Flying Lizard 911 GT3 RSR
• 2008 Porsche #7 Penske Racing RS Spyder Evo

The expansion will also include a new campaign named "Porsche Anthology," and a new track, Virginia International Raceway.