If your GM vehicle's air conditioning is leaking from the lines near the compressor, this ACDelco manifold hose assembly is the genuine GM replacement part you need. Part number 15-30481, it's not an aftermarket copy – it's GM Original Equipment, meaning it's made to the exact same specifications as the part that came on your car from the factory. This assembly includes both the high-pressure and low-pressure refrigerant lines that connect to the A/C compressor through a common manifold. It ensures a perfect fit, reliable performance, and the durability you expect. Using the correct OE part is crucial for A/C systems to prevent leaks and maintain efficiency. If you're repairing your GM car's A/C, this is the hose assembly to get for a guaranteed proper repair.