Thermostat Housing 16321-46040 for Toyota Aristo JZS161 1997-2005 | LongTopAuto

This 100% Genuine New Thermostat Housing (16321-46040) is engineered to maintain precise engine operating temperatures by regulating coolant flow. Designed as a direct replacement for the original equipment, this housing ensures a leak-free seal and structural integrity under high-pressure thermal cycling. It is essential for preventing engine overheating and maintaining the efficiency of the cooling system in high-performance 2JZ engine configurations.

Technical Specifications

• OE Number: 16321-46040
• Interchange Numbers: 1632146040
• Material: High-Grade Aluminum Alloy
• Quality: 100% Genuine New
• Application: Engine Cooling System

Detailed Fitment

• Model: Toyota Aristo | Years: 1997-2005 | Details: Chassis JZS161 [Engine 2JZ-GTE]

Dynamic Category Benefits

• Category: Engine Cooling System

Highlights

• Precision-engineered for exact fitment and coolant flow optimization
• Corrosion-resistant material construction for extended service life
• Maintains factory-specified thermal regulation for engine longevity

Disclaimer

Notice: Fitment may vary. Please verify your VIN (Vehicle Identification Number) with us before purchasing to ensure 100% fitment.