3-1/2in ID to 4in ID Silicone Transition Hose
$34.99
Tubing Coupler - Straight - Reducer - 4 in to 3-1/2 in ID - 3 in Long - Silicone - Black - Each
Tubing Coupler - Straight - Reducer - 4 in to 3-1/2 in ID - 3 in Long - Silicone - Black - Each