aFe Power Magnum FLOW Pro 5R Air Filter Element - 8-1/2" Base - 8-1/2" Top - 11" Tall - 4" Flange - Reusable Cotton - Blue - Universal 57135BK 500'' lift over AFRs previous

500'' lift over AFRs previous best 205cc runner

1967-1974 GMC K25/K2500 Suburban

Adjust Idle In Real-Time To Run Accessories

EV1 / Impact Offset Evo

aFe Power Magnum FLOW Pro 5R Air Filter Element - 8-1/2" Base - 8-1/2" Top - 11" Tall - 4" Flange - Reusable Cotton - Blue - Universal 57135BK 500'' lift over AFRs previousThe 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