HE200WG Turbocharger Repair Kits The HE200WG Turbocharger Repair Kit is an accessory specifically designed to repair and maintain turbochargers on Cummins engines. A turbocharger is a device that improves engine efficiency and performance by using exhaust gases to drive a turbine, thereby increasing intake air volume and pressure. The working conditions of turbochargers are very harsh, and they are prone to wear, oil leakage, failure and other failures, which affect the normal operation of the engine. Repair kit Model: HE200WG