Silicone Reducing Sleeve 4" ID to 3.5" ID - Matte Red 500 Degree
This 4" ID to 3-1/2" ID silicone reducing coupler is 3 inches long and has the special matte red finish indicating aramid reinforcement. Rated at 500 F continuous.
Perfect for air-to-air aftercooler systems and turbocharger connections.
Special tight-weave aramid reinforcement handles more pressure and lasts longer than other brands.
Recommended clamps are 94100-0388 on the small end and 94100-0438 on the big end.