HPS High Temp Reinforced Silicone Radiator Coolant Hose Kit

2012–2024 Dodge Durango SRT / Jeep Grand Cherokee SRT 6.4L V8

57-1456-BLK

Overview:

The HPS High Temp Reinforced Silicone Radiator Coolant Hose Kit is a premium replacement designed specifically for Dodge Durango SRT and Jeep Grand Cherokee SRT models equipped with the 6.4L V8 engine from 2012 through 2024. Engineered using precise OEM data, this kit ensures a perfect fit with the correct bends and curves to seamlessly replace the factory rubber radiator hoses. It offers superior durability and reliability, making it an excellent upgrade for enthusiasts seeking enhanced cooling system performance and longevity.

Built to withstand extreme heat and pressure, this hose kit maintains optimal coolant flow under demanding conditions, whether on the street or the track. Its race-proven design delivers consistent performance and peace of mind by preventing the common failures associated with aging OEM rubber hoses.

Key Features:

Designed for durability and performance, the HPS silicone radiator hose kit offers the following benefits:

• Engineered using OEM specifications for precise fitment and easy installation
• Replaces stock rubber upper and lower radiator hoses prone to cracking and failure over time
• Constructed from high-temp 3-ply reinforced silicone to withstand temperatures up to 350°F (177°C)
• Maintains peak efficiency under high pressure and temperature conditions typical of performance engines
• Includes 100% stainless steel industrial-grade embossed hose clamps that resist cutting and corrosion
• Race-proven design ensures long-lasting durability beyond standard OEM hoses
• Ideal for both daily driving and competitive motorsports applications
• Finished in sleek black for a clean, professional appearance under the hood
• Compatible with SRT, SRT8, SRT 392, SRT 392 Plus, and SRT 392 Premium trims

Construction & Design:

This radiator hose kit is crafted from premium-grade silicone reinforced with three layers of durable fabric to provide exceptional strength and flexibility. The silicone material resists cracking, swelling, and degradation caused by heat, pressure, and exposure to automotive fluids. The hoses are engineered to replicate the exact shape and dimensions of the original equipment, ensuring a seamless fit without modifications.

Each hose is paired with stainless steel embossed clamps that provide secure, uniform clamping force without damaging the hose surface. This combination of materials and design results in a robust cooling hose system capable of enduring the rigors of high-performance driving and extended service life.

Installation & Fitment:

The HPS silicone radiator hose kit is a direct replacement for the factory upper and lower radiator hoses on 2012–2024 Dodge Durango SRT and 2012–2021 Jeep Grand Cherokee SRT models with the 6.4L V8 engine. Installation is straightforward and requires no modifications, making it suitable for professional mechanics and experienced enthusiasts alike. The included stainless steel clamps simplify the installation process and ensure a leak-free connection.

What's Included:

• Upper radiator hose (silicone, reinforced)
• Lower radiator hose (silicone, reinforced)
• Set of 100% stainless steel industrial-grade embossed hose clamps
• Installation instructions

Ideal For:

This hose kit is perfect for Dodge Durango SRT and Jeep Grand Cherokee SRT owners looking to replace aging OEM rubber hoses with a more durable, high-performance solution. It suits daily drivers who want enhanced reliability as well as enthusiasts who demand consistent cooling system performance during spirited driving or track use. The HPS silicone hoses offer peace of mind by reducing the risk of coolant leaks and overheating caused by hose failure.

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.