GM Heater Hose T Fitting 15055343 Hirificing Car Heater Core Hose Fitting Connector #15055343 15055342 800- 413CD, Heater Coolant Hose Junction Cooling Water Pipe T- Connector Joint For Select Cadillac Chevrolet GMC 【Good Sealing】T-type hose connector can features a precise fit and leak-free durability,no burrs or cracks, completely sealed and not easy to fall off,ensure reliability and safety of use. These replace part numbers 15055343 and 15055342, and they're compatible with various Cadillac, Chevrolet, and GMC models. If you're not sure about compatibility, the manufacturer is actually responsive to questions - how often do you see that 【Easy to Install】You need to remove the old connector and connect this connector to the 2 fittings on the heater core at the firewall for inlet and outlet connections (Note: Do not push too hard to prevent damage to the heater core) Get the job done with the right part, at the right price. Find our best fitting hose fittings for your vehicle and enjoy free next day delivery or same day pickup at a store near you 【Perfect Design】This heater inlet hose connector adopts a T-shaped 3-way design,damaged or cracked original joints can be directly replaced to solve the problem of cooling leakage at the firewall. 24 Pcs Tracheal Connector Three-way Tube Fittings Y Spliter Pneumatic Pipe Joint Jst Connector Water Push To Connect Tube Fitting Plastic Hose Please confirm the model number carefully before purchasing to ensure product compatibility.