This intake hose is designed strictly according to original equipment manufacturer (OEM) dimensions and can directly replace genuine parts. Its mounting interface, outlet angle, and connector structure perfectly match the original hose. This intake hose ensures stable and unobstructed airflow between the air filter and throttle body, resolving common driving performance issues and protecting the accuracy of the air flow sensor. For E38 E39 4.4L 4.0L V8 540i 535i 735i 740iL 735iL 740iL,Material:plastic,MATERIALS - This air filter suction hose is made of high quality materials, is compressible, super sturdy and durable, long service life. Package Quantity :1 *Air Intake Pipe, Airbox design: Airbox design, it can store a lot of fresh air and prevent it from being blocked by insufficient air intake during oil return. Can ensure that there is a flow area to avoid turning and sudden changes of the cross-section, and improve the surface texture of the tube to reduce air resistance., Manufacturer: YOUZKA