The INA Porsche Drive Belt Tensioner Shock (part number 5330131100) is a high-quality replacement component for Porsche vehicles. It is designed to maintain proper tension on the drive belt, ensuring smooth operation of the engine and its accessories. This tensioner shock is made by INA, a trusted brand known for its durable and reliable automotive parts. It is specifically designed for use in Porsche models and is made with precision to fit perfectly and function effectively. This tensioner shock is an essential part of the engine system and is crucial for optimal performance of the vehicle.