OREANDA-NEWS. May 10, 2011. Fuji Heavy Industries Ltd. (FHI), the manufacturer of Subaru automobiles, today announced that it obtained homologation from the Federation Internationale de l'Automobile (FIA) valid as from May 1 on the Group R4 regulations for the SUBARU Impreza WRX STI series*1, in addition to Group N.

Group R4 is a new category in which a homologated kit is fitted to FIA Group N cars to be more competitive. With the R4 homologation, Group N cars, for which modifications are strictly limited, are allowed a reduction in vehicle weight, suspension changes and improvements in cooling performance to ensure competitiveness against cars in higher classes.

The homologated R4 kit will be available for purchase through base teams*2 and other channels of Subaru Tecnica International*3.*1: Includes the Impreza WRX STI and the Impreza WRX STI specC. For more details on applicable vehicles, please contact STI.
*2: For information about base teams and other channels, please refer to the section for competition users on the STI website.
*3: Subaru Tecnica International Inc. (STI), a wholly owed subsidiary of Fuji Heavy Industries Ltd., is based in Mitaka city in Tokyo. The company manages motor sport activities of Subaru. Its President is Hiroyuki Karamatsu.