1、OE Number: The referencing OE number of this engine coolant thermostat housing is LF941517Z, which is molded and designed depend on the original data. 2、Fitment: The engine coolant water outlet shell is a replacement for Mazda 3 S, i 2.0L L4, replacement for Mazda 5 Grand Touring, Sport, Touring 2.5L L4. 3、Function: The water outlet flange can improve temperature regulation and control to keep the engine at its optimum, to operate more efficiently. 4、Material: Made of high temperature resistant ABS plastic material, high strength, not easy to deform, solid structure, not easy to break, leakage, strong sealing performance. 5、Easy to Install: Stringently manufactured to meet the original standard, perfect replacement for the old or broken one, improving the time efficiency.