The IHI Turbo IS38 Turbocharger - 135941 is a turbocharger designed to deliver improved performance and increased power output for Audi vehicles. It features a high-performance turbine wheel and compressor wheel, a reinforced bearing system, and a reinforced actuator for improved durability and reliability. It is capable of producing up to 420 horsepower and is designed to work with the Audi 2.0T engine.