Key Features
Ideal replacement or performance upgrade for OEM rubber radiator hoses which can eventually weaken over time, leading to premature failure.
Withstands harsh high temperature and high pressure operating conditions while maintaining peak efficiency during competition or daily driving. Max. temperature rating: 350F (177C).
Includes HPS 100% stainless steel industrial grade embossed hose clamps which will not cut through the hoses.
Race proven design ensures long lasting quality over the stock rubber hoses.
Replaces OEM PN: 21501-4GB0A, 21503-4GB0A.

The HPS High Temp 3-ply Reinforced Silicone Radiator Coolant Hose Kit is designed to replace stock OEM rubber upper and lower radiator hoses which can eventually weaken over time, leading to premature failure. With premium quality silicone and racing inspired design, this silicone hose kit can withstand the harsh high temperature and high pressure operating conditions of the engine yet still maintain peak efficiency during competition or daily driving. HPS silicone hose kits have all the correct bends and sizes for a perfect fit replacement for your OEM rubber coolant hoses. Compared to the universal hoses you can get from the local auto store, HPS silicone hose kits are much easier to work with. Maximum temperature rating: 350 degrees Fahrenheit. 100% stainless steel clamps are included for easy installation.

Vehicle Application
2014-2016 Infiniti Q50 3.7L V6