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An acronym for Ishikawajima-Harima Heavy Industries, IHI produces an extensive lineup of turbochargers ranging from those in large vessels engines to those for compact automotive engines.

Japan IHI upholds its reputation as a market leader in pioneering technological advancements. Some of the top developments include VGS or variable geometry system, ceramic and mixed flow turbine wheels, ball bearings, noise and vibration control and inducer treatment.

In 2008, IHI also produced the world smallest turbochargers which are used in small cars. Most of this mini turbochargers is in the Daihatsu mini-cars