Subaru Tecnica International

Subaru Tecnica International Inc. (STI) is a company established on 2 April 1988 as a subsidiary of SUBARU Corporation (then Fuji Heavy Industries). It is 100% owned by SUBARU Corporation with capital of 250 million yen. Its business covers motorsport participation and technical support, development of motorsport engines and vehicles, planning and development of STI-version and STI special-edition cars, planning, development and sales of STI sports parts and competition parts, planning and sales of STI original goods and apparel, motorsport PR activities, SUBARU promotion event planning and operation, and user support. STI has run a continuous Nürburgring 24-hour race program, entering with the Impreza WRX STI from 2008 and continuing as its own program from 2009, with class wins in the SP3T class in 2011, 2012, 2015, 2016, 2018 and 2019.

Subaru Tecnica International Inc. was founded on 2 April 1988 as a subsidiary of SUBARU Corporation (then Fuji Heavy Industries) with capital of 50 million yen. Capital was increased to 150 million yen on 2 November 1988 (total 200 million yen) and by 50 million yen on 12 January 1989 (total 250 million yen). In 1989, a FIA-homologated Subaru Legacy set a world speed record of 223.345 km/h over 100,000 km of continuous driving. STI entered the World Rally Championship in earnest from the 1990 Safari Rally, achieving best overall 4th and the first Group N win in Safari history. In 1992 it began order-production sales of the Legacy STI version, and in 1993 the Legacy took its first overall WRC win at the New Zealand Rally while the Impreza debuted at the 1000 Lakes Rally. The Impreza WRX-RA STI versions followed from 1994, and in 1995 STI won both the WRC manufacturers' and drivers' world championships. In 1997 it achieved a third consecutive WRC manufacturers' title, a first for a Japanese car. In 1998 the Impreza 22B STI version (400 units) sold out immediately upon announcement. STI has also run the Nürburgring 24-hour race program, entering with the Impreza WRX STI from 2008 and continuing as its own program from 2009, with SP3T class wins in 2011, 2012, 2015, 2016, 2018 and 2019.

Motorsport-derived performance brand and technical arm of SUBARU, proving its value and evolution in the world's toughest races.

• performance parts

  STI MUFFLER

• performance parts

  STI FLEXIBLE TOWER BAR

• performance parts

  STI WHEEL

• performance parts

  STI FLEXIBLE DRAW STIFFENER

• performance parts

  STI AERO PARTS

1. 1STI オフィシャルWebサイトsti.jp
2. 2STI NBR CHALLENGE｜STIsti.jp
3. 3会社概要：企業情報｜STIsti.jp
4. 4STI（スバルテクニカインターナショナル）の企業情報をご案内します。｜STIsti.jp