Prova Japan Performance Parts for Subaru WRX STI Forester Impreza Liberty | Pro Speed Racing

Planning, development, manufacturing and sales of automotive parts

We are a professional group for projects related to auto parts. Equipped with 30 years of knowledge, experience, and achievements regarding SUBARU vehicles, we develop and sell high-quality, high-performance sports parts. With high-level ideals and goals, we are constantly moving forward without compromising.

Performance evaluation and testing of automobile-related parts/contract development

We are engaged in the development and evaluation of automobile-related parts. We have a test group with specialized knowledge, experience, and high evaluation capabilities, and we have a lot of experience and achievements in commissioned work such as contract testing, performance evaluation, and dynamic evaluation of parts and tires.

Management of an automobile competition team

We have been running professional race teams for over 30 years. We have the ability to respond to a variety of needs with our unique technology and know-how, from manufacturing and maintenance of racing vehicles to software for professional team management.