Wesfil Air Filter WA1031 Ultra-Ceramic They should be changed whenever

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

Most importantly it�s what�s inside and how it�s made that really counts

This short bedding-in time is thanks to an optimised surface

Suitable for light to moderate braking

Ground finished and balanced for smooth braking

Wesfil Air Filter WA1031 Ultra-Ceramic They should be changed wheneverThe 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.