Wesfil Air Filter WA5079 Ultra-Performance Disc pad wear sensors are

Disc pad wear sensors are an advanced safety feature on many late model vehicles

Anti drain-back valve preventing oil draining back out of the filter through the inlet holes

There are over 130 part numbers available to suit most of the vehicles requiring disc pad wear sensors in the Australian market today

The sender/sensor responds to changes in engine oil pressure

The stop light switch is used to interrupt the cruise control circuit and disengage the cruise control when the brake pedal is applied

Wesfil Air Filter WA5079 Ultra-Performance Disc pad wear sensors areThe 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.