Aeromotive Fitting - Fuel Line Adapter - Straight - 6 AN Male to 5/16 in SAE Male Quick Disconnect - Stainless - Natural - Each-15103--Notes: Male OE filter coupler. I.D. of Spring-Lock tube is .228, O.D. is .309 State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---NO