VCM PERFORMANCE POD AIR FILTER TO SUIT HOLDEN CALAIS VT VX VY VZ 304 LS1 L76 5.0L 5.7L 6.0L V8This VCM Performance pod air filter is designed to increase horespower and acceleration while providing excellent filtration. Your engine's performance can be increased using this VCMs high performance pod air filter which surpasses all other filters available in the market. It is washable and reusable, and is custom designed to fit into your existing factory air box. With most vehicles you simply have to remove the disposable air box filter and