HPS Performance Products HTSR-375-400-BLUE Silicone Reducer Hose 3.75" to 4" ID Blue

The HPS Performance Products HTSR-375-400-BLUE is a high-temperature silicone reducer hose designed for reducing connections from 3-3/4" to 4" inner diameter. Measuring 3 inches in length with a vibrant blue finish, this reducer hose is built for demanding automotive, marine, and industrial applications.

Key Features:

• 4-ply reinforced silicone construction for superior strength and durability
• Meets and exceeds SAE J20 industry standards for high-performance applications
• Excellent resistance to high temperatures, UV exposure, and ozone degradation
• Ideal for custom turbo setups, intercooler piping, intake systems, and radiator cooling upgrades
• Heavy-duty pressure connections for reliable performance under boost
• 3-3/4" to 4" ID reduction over 3" length for smooth airflow transitions

Important Note: This silicone hose is not compatible with fuel or oil applications. Designed specifically for air and coolant applications where high temperature resistance and flexibility are required.

HPS silicone hoses are a popular choice for performance enthusiasts and professional fabricators who demand quality, reliability, and precise fitment for their custom piping projects.