HPS 57-1864-BLK Black Heater Core Bypass Loop Coolant Hose LS LT LQ

4-ply reinforced silicone loop to bypass cabin heater The HPS High Temp 4-ply Reinforced Silicone Bypass Loop Kit is designed to bypass the cabin heater on any LS family engine (LS1, LT1, LQ9, etc.) with 5/8" and 3/4" heater supply and return ports. This easy to install loop eliminates concerns about air pockets that can develop when capping off your heater lines. This product features a low profile design, measuring in at only 3 inches tall. Engineered for extremely high temperature service and prolonged exposure to under hood heat, this race proven design can withstand the harshest operating conditions. 100% stainless steel embossed hose clamps are included for easy installation. Maximum temperature rating: 350 degrees Fahrenheit. Ideal kit to bypass the cabin heater on any LS family engine (LS1, LT1, LQ9, etc.) with 5/8" and 3/4" heater supply and return ports. Low profile heater loop measuring 3 inches tall. Eliminates concerns about air pockets that can develop when capping off heater lines. Withstands harsh high temperature and high pressure operating conditions. Max. temperature rating: 350F (177C). Includes HPS 100% stainless steel industrial grade embossed hose clamps which will not cut through silicone hose.