Wesfil Air Filter WA867 Ultra-Performance created by heating the pads

created by heating the pads to a high temperature at the factory to remove remaining gases or resins

The thermostat gasket must be compatible with the vehicle cooling system

The sensor is crucial in the control of temperature-based functions performed by the ECU (eg spark and fuel timing

Sealing compound must be used in conjunction with the thermostat gasket during installation

Complete with wheel studs

Wesfil Air Filter WA867 Ultra-Performance created by heating the padsThe 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.