Subaru Co., LTD. (TYO:9778) announced the 2015 Subaru WRX STI at the North American International Auto Show in Detroit. The original WRX version was revealed in November 2013 with a 2.0L turbo engine. The STI version has a 2.5L engine with 305 horsepower.
The 2.5L engine uses a single turbocharger. Subaru is offering 1000 STI Launch Edition vehicles with special WR Blue paint and gold BBS forged alloy wheels. The 2015 WRX has four doors and Active Torque Vectoring AWD. The STI has a stiffer chassis than the original WRX.
It also has firmer springs, faster steering, and Brembo brakes. The STI has a flat bottom steering wheel and seats that can prevent whiplash injuries. You will also notice that the STI has a big rear spoiler, quarter panels, and fenders. There is a hood scoop on the STI funnels to cool air to the intercooler.