4" ID to 3.5" ID - Matte Red - Aramid 500 Degree power and performance Kit includes 2x Aluminum brackets

Kit includes 2x Aluminum brackets with aluminum back washer

Warranty: 1 Year Unlimited Mile Warranty

Designed with easy-grip side handles and a secure sippy lid

Axle Nut: 225 lb·ft

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