HPS Performance HVAC Heater Hose Kit - 57-1864-BLUE

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.

Note: Remark: Silicone hose water permeation rate is 10 to 15 times greater than standard EPDM rubber hose.