OEM Information: This automotive heater inlet hose connector replacement part number is 15055343 15055342. After purchase, you will receive 2 x car heater inlet hose connectors, which are enough for daily use. Waterproof Material: This car heater inlet hose connector is made of waterproof plastic material, which has excellent structural stability, is lightweight and not easy to break. It can directly replace damaged or cracked original joints and solve the problem of cooling leakage at the firewall. Connection Function: This car heater inlet hose connector adopts a T-shaped tee design, which can quickly connect multiple hose ports, making it simple and convenient. It has good workmanship, accurate dimensions, complete sealing, precise connection, and is not easy to fall off. Durability: This car heater inlet hose connector has undergone rigorous pressure testing to ensure reliability and safety in use. It can withstand the test of long-term use. Note that during installation, do not push hard to avoid damaging the heater core. Compatible Models: This car heater inlet hose connector is compatible with limited car models, including Select Cadillac Chevrolet GMC. If you are not sure whether your vehicle is suitable, you can send an email in time for consultation. gunroil 2 Pack Car Heater Inlet Hose Joint, Three-way Design, Vehicle Cooling Water Pipe Connector, Compatible with Select Cadillac Chevrolet GMC OEM #15055343 15055342 (Black & White)