UPGRADED 800-404 Stronger than OEM Heater Core Coolant Hose Quick Disconnect Connector w/Clamp ONLY FITS: 3/4" Tube and 5/8" Heater Hose. FITS: Many 1986-2011 Ford Trucks SUVs and Vans E69Z18D435B

SOLD INDIVIDUALLY: Muzzys 800-404 UPGRADED Nylon Heater Core Connector with Clamp for 3/4"" Heater Core Inlets and Outlets and 5/8"" Hoses.. Replace your old cracked, broken, and leaky heater core connectors with these UPGRADED stronger than OEM Nylon connectors.. See product description below for a list of known vehicles this fits. This is not a complete list. This will fit ANY vehicle that uses a 3/4"" heater core line and a 5/8"" hose.. Replaces the following part numbers: Dorman 800-404, Ford E69Z18D434B, E69Z18D435B, ‎4205; 905-004; E69Z-18D434-B; E69Z-18D435-B. Install: It is recommended to use a heater hose disconnect tool to remove the old connector from the firewall. When installing the new fitting it will be a tight fit by design, it is recommended to use some soapy water to help slide the new fitting onto the heater core tube and make sure to keep pushing it until you hear or feel a ""click"". Be sure to clean all the crud off the heater core tubes before installing the new fitting. Secure the heater hose with the included clamp.