Thats a Yokomo Mr-4TC with a graphite chassis conversion. That car came out in 1997 I think. The plain Mr-4TC sold for $169.99. The molded tub Graphite kits sold for $239.99. Penguin R/C used to sell a graphite plate conversion chassis for ~$100.00.
What I run: Schumacher Mi5/Associated RC10R5.1/Associated RC12R5.2/Futaba/HobbyWing/Team EA Motorsports/BSR Racing
Where I run: Florida Indoor R/C Complex/Thunder Racing/Florida On Road State Series