Description
Product Overview
The HPS Silicone High Temperature 4-ply Reinforced 90° Elbow Reducer Coupler Hose is engineered for the most demanding automotive and industrial environments. Constructed from premium-grade silicone, the hose features a four‑ply reinforcement that delivers exceptional strength while maintaining flexibility. This design meets and exceeds SAE J20 industry standards, ensuring reliable performance under high pressure and temperature conditions up to 75 psi. The 90° elbow configuration provides a compact solution for tight spaces, allowing seamless integration into turbocharger, intercooler, and custom piping projects. With an inside diameter ranging from 1‑1/4″ to 1‑1/2″, the hose offers a versatile fit for a variety of connections, while the black exterior provides UV and ozone resistance for prolonged outdoor durability. The product’s 4″ leg length on each side ensures ample reach for routing without compromising structural integrity.
Designed for both marine and industrial applications, this hose excels in environments where heat, vibration, and exposure to the elements are common. Its silicone composition is inherently resistant to temperature fluctuations, making it an ideal choice for high‑performance intake and radiator cooling systems. While silicone is not compatible with fuel or oil, the hose’s internal diameter and reinforced construction guarantee a secure, leak‑free connection for air and coolant circuits. The product’s discontinued status is marked as “No,” confirming ongoing availability for replacement and new builds.
Usage
When installing the HPS 90° elbow reducer hose, consider the specific requirements of your system. For turbocharged engines, the hose can be used to route compressed air from the turbocharger to the intercooler, taking advantage of its high‑temperature tolerance and pressure rating. In marine applications, the hose’s UV and ozone resistance protects it from harsh sunlight and salty sea air, extending service life on boats and offshore equipment. Industrial users can employ the hose in custom cooling loops, where the ability to withstand elevated temperatures and maintain flexibility is critical for efficient heat exchange.
Installation is straightforward: cut the hose to the required length, ensuring clean, straight cuts to avoid stress concentrations. Use appropriate clamps rated for silicone hoses to secure connections, and verify that the clamp torque does not exceed the hose’s pressure rating. The 4‑ply reinforcement distributes load evenly, reducing the risk of kinking or deformation even under dynamic conditions. Regular inspection for wear, especially at the elbow bend, will help maintain optimal performance over the lifespan of the hose.
Because the hose is not fuel‑compatible, it should be used exclusively for air, coolant, or water circuits. This limitation ensures that the silicone material does not degrade, preserving its mechanical properties and heat resistance. For applications requiring fuel or oil compatibility, consider alternative materials such as PTFE or reinforced rubber hoses.
Why Choose Us
Choosing HPS for your high‑temperature hose needs means selecting a brand with a proven track record in performance parts. Our silicone hoses undergo rigorous testing to verify compliance with SAE J20 standards, guaranteeing that each product delivers consistent pressure handling and temperature resilience. The four‑ply reinforcement technique is a hallmark of our engineering approach, providing a balance of strength and flexibility that few competitors can match.
Quality assurance is embedded in every step of production. From raw silicone selection to final inspection, each hose is evaluated for dimensional accuracy, tensile strength, and resistance to UV and ozone exposure. This meticulous process results in a product that not only meets but often exceeds the expectations of professional mechanics, DIY enthusiasts, and industrial engineers.
Customer support is a cornerstone of the HPS experience. Our technical team is available to assist with installation guidance, compatibility questions, and after‑sales service. Whether you are building a custom turbo system or retrofitting a marine cooling loop, you can rely on our expertise to ensure a successful outcome.
Furthermore, the HPS silicone hose is backed by a satisfaction guarantee, reflecting our confidence in the durability and performance of the product. In the unlikely event of a defect, we provide prompt replacement or refund, reinforcing our commitment to long‑term customer relationships.
Key Features
- Four‑ply silicone reinforcement delivers high‑pressure tolerance and flexibility.
- 90° elbow design saves space and simplifies routing in tight engine bays.
- UV and ozone resistant black exterior ensures longevity in outdoor and marine settings.
- Meets SAE J20 standards for reliable performance in high‑temperature applications.
- Dedicated customer support and warranty provide peace of mind for installers.
FAQ
Is this hose compatible with fuel or oil?
No. The silicone material is not compatible with fuel or oil. It is intended for air, coolant, and water applications only.
What is the maximum pressure rating?
The hose is rated for a maximum operating pressure of 75 psi, making it suitable for most turbo and intercooler systems.
Can I use this hose in marine environments?
Yes. The hose’s UV and ozone resistance, combined with its high‑temperature tolerance, make it ideal for marine and offshore applications.
How do I install the hose correctly?
Cut the hose cleanly to the desired length, use appropriate silicone‑compatible clamps, and ensure the clamps are tightened within the recommended torque range to avoid over‑compression.
What warranty does HPS provide?
HPS offers a satisfaction guarantee that includes replacement or refund for any manufacturing defects, backed by responsive technical support.




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