Wesfil Air Filter WA5547 Ultra-Select Like all Protex rotors

Like all Protex rotors

The coolant temperature sensor must be compatible with the vehicle engine management system

The unique vane designs including pillar

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

The Protex Ultra Select range of disc rotors caters for a wide range of specialty vehicles

Wesfil Air Filter WA5547 Ultra-Select Like all Protex rotorsThe 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.