aFe Power Magnum FLOW Pro 5R Conical Air Filter Element - 5 in Base - 3-1/2 in Top - 3 in Flange - 7 in Tall - Blue H759C09M Use with compression ratios up

Use with compression ratios up to 10

Using an ear "cup" inside the helmet creates an air gap sound barrier that reduces outside noise

1975-1976 GMC G25

100 intake valves and 1

aFe Power Magnum FLOW Pro 5R Conical Air Filter Element - 5 in Base - 3-1/2 in Top - 3 in Flange - 7 in Tall - Blue H759C09M Use with compression ratios upThe 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