1982 Porsche 956 –Â $10,120,000
The 1982 Porsche 956 (estimate $7 – $9 million) was the overall winner of the 1983 24 Hours of Le Mans. The car was the third of only ten Works Porsche 956s built. It set a new marque record at the 2015 Pebble Beach classic car auction when it sold for $10,120,000.