aFe Power Magnum FLOW Pro 5R Conical Air Filter Element - 6 in Base - 5-1/2 in Top - 4 in Flange - 7-1/2 in Tall - Blue 3451 1970-1971 Ford E-300 Econoline

1970-1971 Ford E-300 Econoline

1975-1979 Buick Skylark

Molded Rubber Sole

2 RZ / RJS / G-Force: Revo

A3000 Pressure Regulator

aFe Power Magnum FLOW Pro 5R Conical Air Filter Element - 6 in Base - 5-1/2 in Top - 4 in Flange - 7-1/2 in Tall - Blue 3451 1970-1971 Ford E-300 EconolineThe 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