Heater Hose Connector 5/8 x 5/8 800-416: Advance Auto Parts
Heater Hose Connectors - 5/8 In. Hose X 1 In.-14 Uns X 2 In. Long Nipple - Metal 56359 - The Home Depot
Heater Hose Straight Connector - With 3/8" Tapered Thread and 5/8" Hose Nipple
65644, 5/8" to 3/8" Tee Hose Connector - General Purpose / Heater / Radiator Hoses - Sold Individually - Heavy Duty Truck, Tractor Trailer Parts, Class 8 and Diesel Engine Parts &