Wesfil Air Filter WA5557 Ultra-Rotor where applicable

where applicable

By-pass valve ensures protection of the engine against oil starvation

The water temperature sender must be compatible with the vehicle engine management system

Available in various vane designs according to your vehicle's need

either paper or rubber 'O' rings (sealing rings)

Wesfil Air Filter WA5557 Ultra-Rotor where applicableThe 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.