This rubber hose for EGR Cooler Assembly B is designed as an OE-equivalent replacement for ISUZU NPR, NPR-HD, NQR, and NRR trucks equipped with the 4HK1 5.2L diesel engine from 2007 to 2010. It connects the EGR cooler to the cooling system, allowing proper coolant flow to regulate exhaust gas temperatures and maintain efficient EGR system operation. Manufactured to OEM dimensional and material specifications, this hose provides a secure fit, reliable sealing, and resistance to heat, pressure, and coolant degradation. Ideal for replacing cracked, swollen, leaking, or aged EGR cooler hoses during emissions system service or engine repair.

Vehicle Compatibility — Fits ISUZU NPR, NPR-HD, NQR, and NRR trucks (2007–2010) with the 4HK1 5.2L diesel engine

High-Temperature Coolant Hose — Supports proper coolant circulation to the EGR cooler to control exhaust gas temperatures

Durable Rubber Construction — Resistant to heat, pressure, and coolant exposure for long service life

Prevents Coolant Leaks — Helps maintain proper sealing and cooling system integrity

Direct Replacement Fit — Installs directly using factory hose routing and connections with no modifications required

OEM 8980281700