How to Maintain a Mini Cooper Performance Exhaust System A Mini Cooper performance exhaust system enhances both the sound and driving experience while helping the engine perform more efficiently. Whether fitted from the factory or installed as an aftermarket upgrade, a performance exhaust represents a worthwhile investment that deserves regular care. Like any other vehicle component, the exhaust system is exposed to heat, moisture, road debris, and changing weather conditions, all of which can affect its condition over time. https://youtalent.com/blogs/805/10669/how-to-maintain-a-mini-cooper-performance-exhaust-system