Key Features
Ideal replacement and durable upgrade for OEM rubber upper and lower radiator hoses which weaken and fail over time.
Withstands harsh high temperature and high pressure operating conditions that range from daily driving to competition off-roading. Max. temperature rating: 350F (177C).
Includes HPS 100% stainless steel industrial grade embossed hose clamps which will not cut through silicone hoses.
Engineered to ensure long lasting quality over stock rubber hoses.
Lower radiator hose features a stainless steel coil insert to prevent collapse under negative pressure.
Replaces OEM PN: 52079401AB, 52079406AC.

This HPS High Temp 3-ply Reinforced Silicone Radiator Coolant Hose Kit is designed to replace stock OEM rubber upper and lower radiator hoses which weaken and fail over time. With premium quality silicone and performance inspired design, this coolant hose kit can withstand the harsh, high temperature and high pressure operating conditions under the hood through a wide range of driving conditions. The lower radiator hose features a stainless steel coil insert to prevent collapsing from negative pressure - a common issue for these vehicles. HPS silicone hose kits have all the correct bends and dimensions to perfectly fit as replacements for OEM rubber coolant hoses. Compared to the universal hoses from the local auto store, HPS silicone hose kits are much easier to work with. Maximum temperature rating: 350 degrees Fahrenheit. 100% stainless steel embossed hose clamps are included for easy installation.

Vehicle Application
1999-2004 Jeep Grand Cherokee 4.0L