Discover HPI's FIA-certified racing harnesses and high-rigidity stainless steel floor bars. Engineered in Japan for ultimate safety, seamless installation, and track performance. Explore color lineups and driver reviews.

As summer heat peaks, a robust cooling system is vital to maintaining engine performance during track laps or stop-and-go traffic. HPI’s "EVOLVE" radiator series is a crystallization of technology designed to push cooling limits. Key features include "Micro-Pitch Fin" technology for maximized heat dissipation and an "Internal Control Plate" that ensures uniform coolant flow, eliminating wasteful hot spots. With three series options—STD, LIGHT SH, and MULTI FLOW—HPI provides p

In this exclusive interview, HPI's mascot ACE sits down with President Ryusaku Hitomi to uncover the roots of HPI. From his early days welding exhaust headers in a garage to co-founding TRUST (GReddy) and competing at the 24 Hours of Le Mans, Hitomi’s journey is defined by a relentless passion for driving. Discover why he left the pinnacle of motorsport to launch HPI in 1998, driven by a mission to create high-performance, accessible parts for true driving enthusiasts.