You'll want to put a cage in it but I would probably look elsewhere for a dedicated track toy. A few that come to mind would be Lotus Exige, E36 M3, Spec Miata (most practical by a mile), and Z06. The Z06 is one of the most capable track cars I've ever seen. Just a beast on the track.
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2014 CC R-Line DSG | 2010 S4 Sold | 2010 BMW 135i Retired | 2006 Lotus Exige Sold