The Genuine BMW Subframe Bolt Kit - 451819 is a comprehensive set of products designed specifically for car owners who have a BMW model with a subframe. The kit includes four different types of bolts, each with a specific function in securing the subframe of the car. These bolts are made of high-quality materials and are designed to fit perfectly with BMW subframes, ensuring a secure and reliable fit. The kit also includes all necessary hardware and components for installation, making it convenient and hassle-free for car owners. With this kit, car owners can easily replace old or damaged subframe bolts and ensure the safety and stability of their vehicle.