https://www.hks-power.co.jp/

HKS manufactures and sells turbocharger and other superchargers, mufflers, electronic control components, and tuning components such as suspensions. (Currently, it is rare for a major parts manufacturer to manufacture aero parts, but in the past it manufactured and sold aero parts.) In addition, the development of racing engines [3] Manufactures fuel supply systems for LPG and natural gas vehicles.
As of 2015, there are three sales offices and three service centers in Japan in addition to the head office, with sales offices in the UK, Thailand, and China, and a manufacturing plant in Thailand. Tuning for customers is performed at the service center.
The race division participates in circuit races and drag races. In addition, the challenge to the course record by the demo car is being performed. For users, there are also running events such as the 0-400 driving event "Drag Meeting" [4], Hyper Challenge, and Drift Challenge.
Company name HKS is "H" for Hasegawa (former president and founder Hiroyuki Hasegawa), "K" for Kitagawa (current managing director), and "S" for Sigma Automotive (cooperation at the time of founding. Third BLITZ) Etc.).