Genuine OEM Hyundai Differential Pressure Hose, part number 393632M460. This essential hose plays a critical role in the vehicle's emissions system by transmitting differential pressure readings from the exhaust to a dedicated sensor. This data is vital for the engine control unit to accurately monitor and manage exhaust gas flow and particulate filter regeneration. Using a genuine OEM hose ensures the correct material composition, precise length, and proper routing geometry for accurate sensor readings and long-term durability in high-temperature exhaust environments.