The Genuine BMW Bracket Fuel Tank Heat Insulation Left - 51487179946 is a bracket designed to hold and secure the fuel tank heat insulation on the left side of the vehicle. This bracket is specifically made for BMW vehicles and is a genuine OEM part. It is made from high-quality materials to ensure durability and longevity. The bracket helps to protect the fuel tank from excessive heat, which can cause damage and affect the performance of the vehicle. It is easy to install and is an essential component for maintaining the proper functioning of the fuel tank.