SIN Cars is a collaborative road-legal sports car featuring a 6.2-liter V8 engine, producing 444 horsepower. A Bulgarian engineer and British racing driver Rossen Daskalov founded the company in 2012. In 2015 their first vehicle was produced with a 0-62 mph speed in 3.5 seconds. A few models have been produced, ranging from streetcars to race cars. In 2015 SIN participated in the GT4 European Series, and for 2016 they joined the Pirelli World Challenge with their GT4 model. SIN is now focusing its efforts on selling a multi-function, electric, small city car that shall be used for metropolitan services.