From Suzuki Wiki

The Suzuki GSX-R/4 is a Concept car made by Suzuki in 2001. It had a mid-mounted, 1.3 liter DOHC engine taken from the company's superbike, the Suzuki GSX1300R Hayabusa. Designed as a showcase for technology, the GSX-R/4 was never meant for production. It had upscale features such as GPS navigation.

Appearances

The GSX-R/4 is featured in Polyphony Digital's game, Gran Turismo 4.