Japanese tuning company HKS has recently announced that its founder and president Hiroyuki Hasegawa has passed away, he was 71.

Hasegawa, a former Yamaha Motor Company engineer founded the company in 1973 along with Goichi Kitagawa and Sigma Automotive. HKS developed the first commercial turbocharger kit in 1974 for cars such as the Nissan Skyline and Toyota Celica. The company also had a successful stint in various motorsport such as drag race, drift, time attack, touring car racing as well as open wheel racing.

In its 40-year history, Hasegawa has steered his company to establish subsidiaries across the globe to cater to strategic markets, they are: HKS Europe and HKS Thailand. The company is headquarted in Shizuoka and is publicly traded in the JASDAQ.

The company further evolved its aftermarket business into offering Bi-Fuel conversion kits, CNG conversion kits, Light-Sport Aircraft engines, and OEM supply. In the tuning world, the HKS brand name is synonymous to legendary cars as the Mitsubishi Lancer Evolution, Nissan Skyline GT-R and Toyota Supra.

Tatsuki Akaike has been appointed by the company as Hasegawa's successor.