Flex Fab 77320001 Hot Charge Air CAC Hose - 3.5" x 6", Hot Side, 1300/FBC, 32/3300, 43/4400, 73/74/75, 8500, CE 200/300, RXT/SFC•Max Working 40 PSI, Avg. Burst 160 PSI - Cross Reference Ford 4C4O6C640PA, 4C4Z6C640PA,Goodyear 57512, Navistar IHC 3541592C1