The Garrett Turbocharger Kit - 135862 is a comprehensive kit designed to enhance the performance of a car by increasing its power and efficiency. The kit includes various components that work together to provide a turbocharged boost to the engine. These components include a turbocharger, intercooler, wastegate, blow-off valve, oil lines, and various hardware and gaskets. The turbocharger is responsible for compressing the air intake, while the intercooler cools down the compressed air before it enters the engine. The wastegate regulates the amount of exhaust gas flowing through the turbocharger, while the blow-off valve releases excess pressure from the system. The oil lines ensure proper lubrication of the turbocharger, while the hardware and gaskets provide a secure and leak-free installation. Overall, the Garrett Turbocharger Kit - 135862 is a high-performance kit that can significantly improve the overall driving experience of a car.