HPS High Temp Reinforced Silicone Heater Coolant Hose Kit

2015–2023 Dodge Challenger / Charger 6.4L V8

57-1675H-BLUE

Overview:

The HPS High Temp Reinforced Silicone Heater Coolant Hose Kit is engineered as a direct replacement for the factory rubber heater hoses found on Dodge Challenger and Charger models equipped with the 6.4L V8 engine from 2015 through 2023. Designed for enthusiasts and professional mechanics alike, this kit offers a durable, high-performance upgrade that withstands the demanding conditions of high temperature and pressure within the engine bay.

Unlike OEM rubber hoses that degrade and fail over time, the HPS silicone hoses provide superior longevity and reliability, ensuring your vehicle’s heating and cooling systems maintain optimal performance. This kit is ideal for those seeking a maintenance-free solution with a perfect fit and enhanced durability.

Key Features:

Built to meet the rigorous demands of modern muscle cars, the HPS silicone heater hose kit offers several advantages over stock components and generic aftermarket options:

• Precisely engineered with correct bends and curves for an exact OEM fitment
• Constructed from 3-ply reinforced silicone for exceptional strength and flexibility
• Capable of withstanding extreme temperatures up to 350°F (177°C)
• Designed to endure high-pressure operating conditions without swelling or cracking
• Includes 100% stainless steel embossed hose clamps for secure, corrosion-resistant installation
• Direct replacement for OEM part numbers 55038134AF and 68237767AC
• Vibrant blue color adds a clean, performance-oriented aesthetic under the hood
• Resistant to oil, coolant, and other automotive fluids for long-lasting durability

Construction & Design:

The hoses are crafted from premium-grade silicone reinforced with multiple fabric layers to provide superior tensile strength and resistance to abrasion. This 3-ply construction ensures the hoses maintain their shape and integrity under the thermal and mechanical stresses typical of high-performance V8 engines.

Each hose is molded with precise bends and curves that replicate the original equipment, allowing for a seamless swap without the need for modifications or adjustments. The included stainless steel clamps are embossed for added strength and corrosion resistance, ensuring a tight, leak-free seal that lasts.

Installation & Fitment:

Installation is straightforward and designed to be a direct bolt-on replacement for the factory heater hoses on compatible Dodge Challenger and Charger models with the 6.4L V8 engine. No cutting, trimming, or special tools are required, making it accessible for both professional installers and experienced enthusiasts.

The kit fits the following vehicles:

• 2016 Dodge Challenger 392 Hemi Scat Pack Shaker 6.4L V8
• 2017–2019 Dodge Challenger R/T 392 6.4L V8
• 2016–2023 Dodge Challenger R/T Scat Pack 6.4L V8
• 2021 Dodge Challenger R/T Scat Pack Shaker Widebody 6.4L V8
• 2019–2023 Dodge Challenger R/T Scat Pack Widebody 6.4L V8
• 2015 Dodge Challenger Scat Pack 6.4L V8
• 2015–2018 Dodge Challenger SRT 392 6.4L V8
• 2017–2018 Dodge Challenger T/A 392 6.4L V8
• 2017–2018 Dodge Charger Daytona 392 6.4L V8
• 2017–2018 Dodge Charger R/T 392 6.4L V8
• 2015–2018 Dodge Charger R/T Scat Pack 6.4L V8
• 2019–2023 Dodge Charger Scat Pack 6.4L V8
• 2020 Dodge Charger Scat Pack 392 Widebody 6.4L V8
• 2022–2023 Dodge Charger Scat Pack Widebody 6.4L V8
• 2015–2018 Dodge Charger SRT 392 6.4L V8

What's Included:

• High temperature reinforced silicone heater coolant hoses with OEM-correct bends
• Set of 100% stainless steel embossed hose clamps for secure installation

Ideal For:

This hose kit is perfect for Dodge Challenger and Charger owners who want to replace aging, cracked, or leaking OEM rubber heater hoses with a reliable, long-lasting upgrade. It is especially suited for enthusiasts who demand durability under high-performance driving conditions, track use, or daily driving in extreme climates. The vibrant blue hoses also appeal to those looking to enhance their engine bay’s appearance with quality aftermarket components.

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.