A. This is a carburetor intake interface specially designed for modified cars. It comes in a variety of size specifications, including 35mm, 40mm, 42mm and 45mm, which can meet different modification needs. It is compatible with various car models, such as KTM, TM, TMX, PWK, PE, etc., providing relatively wide compatibility for modified cars. B. This carburetor intake interface is delicately designed to ensure a smooth and efficient intake connection between the carburetor and the engine, effectively improving the engine's intake efficiency and thus enhancing the vehicle's power performance. It can bring obvious improvements to modified cars in terms of power output and fuel economy. C. It is suitable for multiple major sales regions, including Africa, Europe, South America, Southeast Asia, North America, Northeast Asia and the Middle East. Its quality and performance have been widely recognized in these regions. Additionally, it has an authorized private brand, and its quality is reliable. D. If you are looking for a suitable carburetor intake interface for modifying your car, then this product would be a good choice.