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 Block mount to fan hub

Block mount to fan hub dimension is 5-5/8"

1975-1976 GMC G25

Use with compression ratios up to 10

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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 Block mount to fan hubThe 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