-12 Double-Helix Ribbed PTFE Hose, Black Polyester Braided, 250 PSI_x000D_ Bulk Hose. Modern day high performance vehicles require a plumbing system designed to withstand today's fuids, harsh environments, brutal vibration, flow requirements & extreme pressures. UltraPro from Earl's was engineered as a system to exceed the rigorous demands of even the most extreme forms of racing. Don't settle for good enough. Go UltraPro!. Note: All UltraPro Hose Ends must be crimped using the Earl's D105M1101ERL Crimping Machine and D10022BERL Crimp Die. All UltraPro hose assemblies must be pressure tested prior to use._x000D_ _x000D_ Bulk hose takes about 3-4 days for processing.