High Quality: The turbo is made of billet aluminum and the surface is anodized, which is resistant to high temperature and oxidation. High Performance --- The turbocharger controller uses a precise locking system to easily adjust the turbo pressure, adjust the engine pressure and reduce fuel consumption. Compatibility --- The compressor accessories are suitable for all types of vehicles and are suitable for the double-sided turbo valves of most turbo engines. Complete Kit - The bilateral pressure regulating valve kit contains a T-piece, a regulator, a suction pipe, a pressure relief valve and fixing screws. For professional installation, a complete kit of all installation accessories is recommended. Note --- If you encounter any problems, please feel free to contact us, we will provide you with satisfactory service.