HPS High Temp 4-ply Reinforced Fluoro lined Silicone Intercooler Turbo Hose Boots Kit is designed to replace stock OEM hoses which can eventually weaken over time, leading to premature failure. No more worries about hoses blowing off during the competition or daily driving. Race proven design combines with heat and oil resistent high temp silicone, designed to withstand over 100 PSI of boost and ensure the long lasting quality. Max. Temperature Rating - Cold Side: 350 deg. F , Hot Side: 500 deg. F. HPS heavy duty stainless steel spring loaded T-Bolt Clamps are included for easy installation. This product fits Ford Late 1999 - 2003 F250 / F350 / F450 Superduty 7.3L PowerStroke Diesel. Does NOT fit Early 99 model with build date before 12/98 & Ford 2000-2003 Excursion 7.3L PowerStroke Diesel