This high-quality thermostat and housing cover set is specifically designed for ISUZU NPR, NPR-HD, and NQR models with 4HK1 5.2L engines from 2004-2025. The package includes two thermostats rated at 85°C and 82°C along with a durable aluminum housing cover. The precision-engineered thermostats help maintain optimal engine operating temperature for improved performance and efficiency. The housing cover features a robust construction with precise mounting points for easy installation. This vehicle-specific fit ensures proper functionality and seamless integration with your ISUZU's cooling system.  Backed by a one-year manufacturer warranty, this thermostat set delivers reliable temperature regulation for your ISUZU commercial vehicle.

COMPATIBILITY: Designed specifically for ISUZU NPR NPR-HD NQR 4HK1 5.2L engines from 2004-2025, ensuring perfect fitment and optimal performance

COMPLETE KIT: Includes thermostat housing cover and two thermostats rated at 85°C and 82°C for precise temperature control

QUALITY CONSTRUCTION: Durable aluminum housing with black plastic components, engineered for long-lasting performance and reliability

EASY INSTALLATION: Vehicle-specific design allows for straightforward replacement of original equipment

OEM

8973299140 / 8972006200

8973727691 / 8973727690