Made by high quality material Increase fuel economy and reduce servicing of air filters. Professional installation highly recommended. Fitment: fit for most cars, trucks, SUV, ATV, RV, , off road & Suit snorkel with 3.5 inch pipe inlet. Impact resistance,high or low temperature resistance,no smelling. Centrifugal force can separate up to 75% of the dust before the air enters the engine. , , non- construction. Full view plastic bowl, allowing operators to easily see when service is required. When dirt reaches level, a bolt cover keeps servicing, removing the top nut and plastic body, then emptying requires no tools, mounting clips included. A range of specially designed intake system accessories are available to address specific issues such as excess moisture or noise, or simply to help maintain the entire system. for All View Prefilters help extend filter agricultural and construction equipment. Interface diameter: 3.5 inches, Recommended installation: at the top of the engine intake