HPS Silicone Radiator Coolant Hose Kit

2011–2021 Jeep Grand Cherokee / 2011–2020 Dodge Durango 5.7L Hemi

Part #: 57-2278-RED

Overview

The HPS Silicone Radiator Coolant Hose Kit is a premium replacement solution designed specifically for Jeep Grand Cherokee and Dodge Durango models equipped with the 5.7L Hemi engine from 2011 through 2021 (Jeep) and 2011 through 2020 (Dodge). This kit replaces the factory rubber upper and lower radiator hoses, which are prone to deterioration and failure over time due to heat and pressure. Crafted for enthusiasts and daily drivers alike, these hoses deliver superior durability and reliability under demanding conditions, including off-road adventures and high-performance driving.

With a race-inspired design and high-temperature resistance, the HPS silicone hoses maintain optimal coolant flow and system efficiency, helping to protect your engine from overheating and ensuring consistent performance.

Key Features

Engineered to meet and exceed OEM specifications, this hose kit offers a range of benefits that enhance both durability and fitment precision:

• Constructed from high-temp 3-ply reinforced silicone for exceptional strength and flexibility
• Designed using OEM data to ensure exact bends and curves for a perfect fit
• Withstands extreme temperatures up to 350°F (177°C) without degradation
• Resistant to high pressure, preventing hose collapse or bursting under demanding conditions
• Includes 100% stainless steel embossed hose clamps that provide secure, leak-free connections without damaging the hoses
• Replaces OEM part numbers 55038026AJ and 55038025AB for direct compatibility
• Race-proven design ensures long-lasting performance superior to stock rubber hoses
• Vibrant red color adds a custom, high-performance look to the engine bay

Construction & Design

The hoses are manufactured from premium-grade silicone reinforced with a 3-ply fabric layer, providing outstanding resistance to heat, pressure, and environmental factors such as oil and coolant exposure. This multi-layer construction ensures the hoses maintain their shape and integrity over time, even under the rigorous thermal cycling experienced in high-performance and off-road applications.

Each hose is precision-molded using OEM specifications to replicate the exact contours and lengths of the original equipment, guaranteeing a hassle-free installation and proper coolant flow. The included stainless steel clamps are industrial grade and embossed to prevent slippage or hose damage, ensuring a secure and durable connection.

Installation & Fitment

Installation is straightforward and designed to be a direct replacement for the factory rubber hoses. No modifications or special tools are required, making it suitable for professional mechanics and experienced DIY enthusiasts. The kit fits 2011–2021 Jeep Grand Cherokee and 2011–2020 Dodge Durango models equipped with the 5.7L Hemi engine. Please note, this kit does not fit Dodge Durango 5.7L models equipped with an oil cooler.

What's Included

• Upper silicone radiator hose
• Lower silicone radiator hose
• Set of 100% stainless steel embossed hose clamps
• Installation instructions

Ideal For

This hose kit is ideal for Jeep and Dodge owners seeking a reliable, long-lasting upgrade to their cooling system. It is perfect for those who demand enhanced durability and performance from their vehicle’s cooling components, whether for daily driving, towing, or off-road use. Enthusiasts looking to improve engine bay aesthetics with a vibrant red finish will also appreciate this upgrade.

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.