Wesfil Air Filter WA5439 Ultra-Ceramic created by heating the pads

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

the Ultra Performance disc rotor is coated with the exclusive Ultracoat Z360 formula

Continual research and development has led to a range of features designed to optimize vehicle performance

providing circuit switching during a predetermined temperature range allowing fan operation

Wesfil Air Filter WA5439 Ultra-Ceramic 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.