Proflow Silicone Straight Coupler 4" x 100mm Black - PFES101-400B

Proflow 4" Silicone Straight Coupler - 100mm Length, Black

Premium 4-layer polyester-reinforced silicone hose coupler designed for high-performance air intake, intercooler, and cooling system applications. The 4-inch diameter and 100mm length provide versatile connection options for large-bore piping systems.

Key Features:

• 4-layer 5mm wall thickness for superior strength and durability
• Polyester-reinforced construction resists expansion under pressure
• Temperature range: -60°C to 180°C (-76°F to 356°F)
• Burst pressure rating: 200 PSI
• 4.00" (102mm) internal diameter
• 100mm (3.9") overall length
• Black finish for a professional appearance
• Resistant to oil, fuel, and coolant contamination

Applications: Ideal for large turbo and supercharger installations, cold air intakes, intercooler piping, throttle body connections, and custom intake fabrication on high-performance vehicles, race cars, and modified engines.

Part Number: PFES101-400B