Vibrant Performance aramid-reinforced charge air cooler transition hose coupler adapts a 4.0in outlet to a 3.5in inlet over a 6in length. Reinforced with high-temperature aramid fabric and stainless steel retaining rings, it resists expansion under pressure and handles an operating range of -75°F to 392°F (-60°C to 200°C). Rated to 50 PSI with a 0.2in wall, it’s suitable for hot- and cold-side air, water and coolant service.
Vibrant Silicone Coupling 4 Ply Aramid CAC Transition Hose 4in x 3.5in Inlet/Outlet - Black