The IHI Turbo Turbocharger Upgrade Kit (IS38) - 135944 is a comprehensive kit designed to upgrade the performance of a car's turbocharger. It includes various components such as a new turbocharger, intercooler, intake pipes, gaskets, and other necessary hardware. The kit also comes with a new downpipe, exhaust system, and engine control unit (ECU) tune to optimize the performance of the upgraded turbocharger. Additionally, the kit includes all necessary installation instructions and hardware for a smooth and easy installation process. This kit is suitable for a wide range of car models and is designed to provide a significant increase in horsepower and torque. It is a must-have for car enthusiasts looking to enhance the performance of their vehicle's turbocharger.