aFe Power Magnum FLOW Pro 5R Air Filter Element - Clamp-On - Conical - 6 x 9" Base - 5-1/2" Top Diameter - 9" Tall - 4-3/8" Flange - Reusable Cotton 24-CHL-N-4 FHR mechanical strength: Test to

FHR mechanical strength: Test to ensure high strength of attachment points for Frontal Head Restraints

Spacers increase track width

125 in Center to Center

Spark Plug Gap Tool

1985-1987 Oldsmobile Calais

aFe Power Magnum FLOW Pro 5R Air Filter Element - Clamp-On - Conical - 6 x 9" Base - 5-1/2" Top Diameter - 9" Tall - 4-3/8" Flange - Reusable Cotton 24-CHL-N-4 FHR mechanical strength: Test toThe 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