Wesfil Air Filter WA5087 Ultra-Ceramic The thermo fan switch responds

The thermo fan switch responds to changes in engine coolant temperature

this product can be used straight from the box

The water temperature sender is designed to measure the integrity of the engine cooling system

They are electronic devices used to indicate how much material is left before disc pad replacement is required

Shimmed to reduce vibration noise

Wesfil Air Filter WA5087 Ultra-Ceramic The thermo fan switch respondsThe extensive range of Wesfil air filters are a direct result of a wealth of technical and manufacturing expertise. Air filters play a huge role in maximizing engine efficiency and fuel economy. Continual research and development has led to a range of features designed to optimize vehicle performance.