Mitsubishi displayed its SST Spyder concept at the 1999 show, predicting the styling of the 2001 Eclipse Spyder. Featuring "geo-mechanical" design element, like the ribbed side doors, the roadster prototype used neon and fluorescent head and taillights. Fully drivable, the SST Spyder was powered by a turbocharged 4-cylinder engine that generated 250 horses, and came mated to a 4-speed Sportronic automatic gearbox. Underneath, was a multi-link 4-wheel independent suspension setup and large racing brakes.
Source: www.chicagoautoshow.com