... the engine from sediment during car running convenient for get off item :Q5 q7 guard shield ... material :stainless steelfunction :1.Protects car before and after Chin from knocking scraping, prevent sewage turbidity ... is designed independently, without removal of the original front and rear lower skirt, than a good location, ... very solid q7 Q5 guard shield ,front and back guard board ,suv car bumper