HPS Performance Products HTSR-300-450-L6-BLK 3" to 4.5" Silicone Reducer Hose Black 6" Length

The HPS Performance Products HTSR-300-450-L6-BLK is a high-temperature silicone reducer hose designed for demanding automotive, marine, and powersports applications. This 4-ply reinforced hose transitions from 3" to 4.5" inner diameter over a 6" length, making it ideal for connecting components of different sizes in intake, intercooler, and cooling system applications.

Key Features:

• 4-ply reinforced construction with 5mm wall thickness for superior strength and durability
• High-temperature rated from -65°F to +350°F (-54°C to +177°C) for extreme operating conditions
• Maximum working pressure of 30 PSI for reliable performance under boost and pressure
• Meets and exceeds SAE J20 industry standards for automotive hose applications
• Compatible with air, water, and antifreeze/coolant systems
• Premium black silicone finish resists UV, ozone, and weathering
• Backed by HPS Performance Products limited lifetime warranty

Important: This silicone hose is NOT compatible with fuel or oil applications. Designed for heavy-duty pressure connections, this reducer provides excellent flexibility and resistance to cracking, making it a reliable upgrade over standard rubber hoses in high-performance and industrial applications.