HPS red high temp 3-ply reinforced silicone radiator hose kit (part number 57-1686R-RED-6) replaces 2007-2013 Chevy Silverado 4.8L 5.3L 6.0L 6.2L V8 stock OEM rubber upper and lower coolant hoses with high-heat resistance material which meets or exceeds OE specifications (Maximum temperature rating: 350F). Excellent for extreme ambient and radiant temperature conditions, HPS premium quality silicone hoses can withstand the harsh high temperature and high pressure operating conditions of the engine yet still maintaining peak efficiency during daily driving or racing competition. HPS silicone hose kit includes 100% stainless steel non-perforated embossed hose clamps for easy installation, which do not cut through the silicone hoses. Compare to the universal hoses you can get from your local auto parts store, HPS silicone radiator hose kit has all the correct bends and curves for a perfect fitment. HPS silicone hose kit is backed by HPS Performance Products limited lifetime warranty. Vehicle application: 2007-2013 Chevy Silverado 4.8L 5.3L 6.0L 6.2L V8. Remark: Silicone hose water permeation rate is 10 to 15 times greater than standard EPDM rubber hose. Checking water level regularly is highly recommended when silicone coolant hoses are used in a daily driving vehicle.