HPS High Temp 3-ply Reinforced Black Silicone Complete Radiator Coolant Hose + Heater Hoses Kit for Lexus 17-18 LX570 5.7L V8 is designed to replace stock OEM rubber hoses which can eventually weaken over time, leading to premature failure. With premium quality silicone and race inspired design, this HPS silicon Radiator + Heater hose kit can withstand the harsh high temperature and high pressure operating conditions of the engine yet still maintaining peak efficiency during competition or daily driving. HPS silicone Radiator + Heater hose kit has all the correct bends and curves for a perfect fit replacement for your OEM rubber coolant hoses, compare to the universal hoses you can get from the local auto store, HPS hose kit is much easier to work with. Max Temperature Rating: 350 deg. F (177 deg. C). The hose kit includes 100% stainless steel embossed hose clamps. HPS embossed hose clamps are strong, reliable and will not cut thru the hoses.