aFe Power Magnum FLOW Pro 5R Conical Air Filter Element - 8-1/2 in Base - 7 in Top - 4-1/2 in Flange - 9 in Tall - Blue BR10004 GM HEI 4 Pin

GM HEI 4 Pin

Mat folds for easy storage and are ideal for use on asphalt

blown radiator hose)

Crankcase Evacuation System

aFe Power Magnum FLOW Pro 5R Conical Air Filter Element - 8-1/2 in Base - 7 in Top - 4-1/2 in Flange - 9 in Tall - Blue BR10004 GM HEI 4 PinThe Pro 5R is our most performance oriented media available, outperforming virtually all other cotton gauze media on the market today. It provides your engine with the largest amount of high flowing air, usually resulting in the highest horsepower and torque gains out of all aFes filter media options. 98. 6% Filtration Efficiency Advanced FLOW engineering (aFe Power) is a premier designer and manufacturer of automotive performance upgrade systems and