The Genuine Porsche Brake Pad Shim - 98735108801 is a small metal or rubber piece that is placed between the brake pad and the brake caliper. It helps to reduce noise and vibration while braking, and also serves as a protective layer to prevent damage to the brake caliper. This product is specifically designed for use in Porsche vehicles and is made with high-quality materials to ensure optimal performance and durability. It is an essential component in the brake system and is crucial for safe and efficient braking.