The TRW Sway Bar End Link Kit - 138139 is a comprehensive set of products designed to improve the performance and stability of a car's suspension system. It includes three essential components: two sway bar end links and a sway bar bushing. These parts are crucial for connecting the sway bar to the vehicle's chassis, allowing for better control and handling while driving. The end links are made of high-quality materials to withstand the rigors of daily use and ensure long-lasting durability. The bushing is also designed to provide a secure and stable connection between the sway bar and the car's frame. This kit is suitable for a wide range of car models and is an essential upgrade for any vehicle's suspension system.