HPS High Temp Reinforced Silicone Heater Coolant Hose Kit

2011–2014 Dodge Durango / 2011–2021 Jeep Grand Cherokee 5.7L & 6.4L V8

57-1473-BLK

Overview:

The HPS High Temp Reinforced Silicone Heater Coolant Hose Kit is a premium replacement designed specifically for select Dodge Durango and Jeep Grand Cherokee models equipped with 5.7L and 6.4L V8 engines. This kit replaces the factory rubber heater hoses, which are prone to deterioration over time due to heat and pressure exposure. Crafted for enthusiasts and daily drivers alike, it offers enhanced durability and reliability under demanding engine conditions.

Engineered to withstand extreme temperatures and pressures, this hose kit ensures consistent coolant flow and heater system performance. Its precise fitment and robust construction make it an ideal upgrade for those seeking long-lasting quality and peace of mind on the road or off the beaten path.

Key Features:

Designed to meet and exceed OEM standards, the HPS silicone heater hose kit offers several advantages over stock rubber hoses:

• Perfect OEM fit with accurately molded diameters and bends for hassle-free installation
• Constructed from high-temperature resistant silicone rated up to 350°F (177°C)
• 3-ply reinforced design for superior strength and durability under high pressure
• Includes 100% stainless steel embossed hose clamps that resist cutting and corrosion
• Direct replacement for OEM part number 55038032AK
• Resistant to cracking, swelling, and premature failure common in rubber hoses
• Ideal for both stock replacement and performance upgrade applications
• Maintains optimal coolant flow and heater system efficiency

Construction & Design:

The hoses are crafted from premium-grade silicone, known for its excellent thermal stability and flexibility. The 3-ply reinforcement incorporates high-tensile synthetic fibers that provide exceptional resistance to pressure and mechanical wear. This construction ensures the hoses maintain their shape and integrity even under the harshest engine bay conditions.

Each hose is precision molded to replicate the exact curves and diameters of the original equipment, guaranteeing a seamless fit without the need for modifications. The included stainless steel embossed clamps are engineered to provide a secure, leak-free seal while preventing damage to the hose material.

Installation & Fitment:

Installation is straightforward thanks to the kit’s exact OEM fitment for the following vehicles:

• 2011–2014 Dodge Durango 5.7L V8
• 2011–2021 Jeep Grand Cherokee 5.7L V8
• 2012–2021 Jeep Grand Cherokee 6.4L V8

The hoses are designed to directly replace the factory rubber heater hoses without any cutting or modification. The included stainless steel clamps simplify securing the hoses, ensuring a tight and reliable connection. This kit is suitable for professional mechanics and experienced DIYers looking to upgrade or maintain their vehicle’s cooling system.

What's Included:

• High temperature reinforced silicone heater coolant hoses (multiple pieces as required)
• 100% stainless steel embossed hose clamps for each hose connection
• Installation instructions (where applicable)

Ideal For:

This hose kit is perfect for Dodge Durango and Jeep Grand Cherokee owners who want to replace aging or failing stock heater hoses with a more durable, heat-resistant solution. It is also an excellent choice for performance enthusiasts seeking to improve their vehicle’s cooling system reliability under demanding driving conditions, including towing, off-roading, and high-temperature environments.

HPS Performance specializes in high-temperature reinforced silicone hoses and related joining solutions—couplers, tubing, and clamps—built for boosted and high-heat engine bays. Used in performance and racing applications, HPS products are designed to meet demanding temperature and pressure conditions for dependable charge-air and coolant routing.