Wesfil Air Filter WA359 Ultra-4WD providing circuit switching during a

providing circuit switching during a predetermined temperature range allowing fan operation

They should be changed whenever the pads are replaced or when the vehicle's warning light indicates

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

The thermo fan switch is designed to control operation of the electric thermo fan(s)

for lower labour costs

Wesfil Air Filter WA359 Ultra-4WD providing circuit switching during aThe 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.