HPS Reinforced Silicone Radiator Hose Kit

2004–2007 Scion xB

57-1059-BLK

Overview:

The HPS Reinforced Silicone Radiator Hose Kit is a direct replacement for the factory rubber coolant hoses on your 2004 to 2007 Scion xB. Designed with high-quality, 3-ply reinforced silicone, this hose kit offers superior durability and reliability compared to OEM rubber hoses that can degrade and fail over time. Whether you drive daily or push your vehicle in spirited conditions, this kit maintains optimal coolant flow and resists the extreme heat and pressure generated by your engine.

Engineered for enthusiasts who demand long-lasting performance and a precise fit, the HPS silicone radiator hoses ensure your cooling system operates efficiently without compromise. This kit is an excellent upgrade for anyone looking to improve the reliability and longevity of their cooling system with a race-inspired design.

Key Features:

Built to meet the demands of both daily driving and competitive environments, the HPS silicone radiator hose kit offers the following benefits:

• Constructed from premium 3-ply reinforced silicone for enhanced strength and flexibility.
• Designed to withstand high temperatures up to 350°F (177°C), ensuring durability under extreme engine heat.
• Race-inspired design that resists cracking, swelling, and premature failure common with OEM rubber hoses.
• Pre-formed bends and curves provide a perfect fit, making installation straightforward and hassle-free.
• Includes 100% stainless steel clamps for secure attachment and corrosion resistance.
• Superior pressure resistance helps maintain coolant system integrity during high-stress driving.
• Black finish offers a clean, professional appearance in the engine bay.
• Lower water permeation compared to standard EPDM rubber hoses, though regular coolant level checks are recommended for daily use.

Construction & Design:

This hose kit features a high-temperature, 3-ply reinforced silicone construction that combines flexibility with exceptional strength. The silicone material is engineered to resist heat degradation and pressure fluctuations, which are common causes of failure in stock rubber hoses. The hoses are molded with precise bends and curves to match the original equipment manufacturer’s specifications, ensuring a seamless fit without the need for modifications.

The inclusion of stainless steel clamps not only secures the hoses firmly but also prevents rust and corrosion, extending the life of the cooling system components. This thoughtful design reduces the risk of leaks and coolant loss, providing peace of mind for both daily driving and performance applications.

Installation & Fitment:

The HPS Reinforced Silicone Radiator Hose Kit is designed as a direct bolt-on replacement for the stock radiator hoses on the 2004–2007 Scion xB. Installation is straightforward and requires no cutting, drilling, or special tuning. The hoses come pre-shaped to match the OEM routing, making the swap quick and easy for both professional mechanics and DIY enthusiasts.

• Direct fit for Scion xB models from 2004 to 2007.
• Includes stainless steel clamps for secure and corrosion-resistant installation.
• No modifications or special tools required.

What's Included:

• Complete set of 3-ply reinforced silicone radiator hoses tailored for the Scion xB.
• 100% stainless steel clamps for all hose connections.

Ideal For:

This hose kit is ideal for Scion xB owners seeking a reliable, long-lasting upgrade to their cooling system. It suits:

• Daily drivers looking to replace aging or failing OEM rubber hoses.
• Performance enthusiasts who require hoses that withstand higher temperatures and pressures.
• Anyone wanting a clean, professional appearance under the hood with durable materials.
• Drivers who want peace of mind against coolant leaks and hose failures.

Important Maintenance Note

Silicone hoses have a water permeation rate approximately 10 to 15 times greater than standard EPDM rubber hoses. For vehicles used in daily driving conditions, it is highly recommended to regularly check coolant levels to ensure optimal engine cooling and prevent overheating.

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.