The TRW 2-Piece Tension Strut Kit (E63 E64) - 464499 is a comprehensive kit of products designed for use in a car. This kit includes four different components, each designed to improve the performance and functionality of the car. The first component is a tension strut, which helps to stabilize and support the car's suspension system. The second component is a 2-piece kit, which includes two separate pieces that work together to provide maximum support and stability for the car. The third component is a kit of products, which are specifically designed to enhance the performance and durability of the car's suspension system. Finally, the fourth component is a kit of products, which are designed to improve the overall handling and control of the car. Together, these components work to provide a smoother, more stable ride for the car, making it a valuable addition to any vehicle.