This heavy-duty water bypass hose is designed specifically for Isuzu NRR, NPR, NPR-HD, and NQR models with 4HK1 5.2L and 4HE1 4.8L engines from 1998-2008. The robust construction ensures reliable performance in demanding conditions, while the precise dimensions guarantee a proper fit for your vehicle's cooling system. Its black finish maintains a professional appearance while providing excellent resistance to heat and pressure. Perfect for maintaining proper engine temperature regulation, this bypass hose is an essential component for your Isuzu truck's cooling system maintenance.

CONSTRUCTION: Heavy-duty rubber construction  engineered for reliable engine coolant circulation

INSTALLATION: Complete radiator hose assembly includes all necessary components for straightforward replacement

OEM

8972099490 / 8972099491 / 8971154560