Wesfil Air Filter WA932 Ultra-Rotor By-pass valve ensures protection of

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

The Ultra Performance Disc Rotor is made with longevity and performance in mind

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

Thermostat gaskets are designed to provide a seal between the thermostat housing and vehicle engine

The Ultra 4WD Disc Rotor is precision balanced with a ground finish and high carbon composition

Wesfil Air Filter WA932 Ultra-Rotor By-pass valve ensures protection ofThe 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.