Performance Radiator for Lexus LX (1998-2002) 4.7L

Heavy-Duty All-Aluminum Performance Radiator for 1998-2002 Lexus LX

What it Does: Directly replaces the failure-prone OEM plastic-tank radiator with a heavy-duty, fully TIG-welded aluminum unit engineered to eliminate leak paths and maintain optimal thermal regulation under extreme load.

The Stock LX 470 Cooling Weakness

The factory cooling unit relies on molded composite plastic end tanks crimped onto an aluminum core using an elastomeric gasket. Over repeated thermal cycles and high operating pressures, the composite material becomes brittle, leading to micro-fractures, seam degradation, and sudden coolant loss. In extreme heat or towing scenarios, this failure mode exposes the 4.7L V8 to rapid overheating and potential cylinder head distortion.

The Engineering Solution

This replacement radiator utilizes a 100% aircraft-grade aluminum construction with precision TIG-welded end tanks, eliminating mechanical crimp seals entirely. An optimized brazed tube-and-fin core architecture enhances heat dissipation by maximizing ambient airflow exposure and coolant contact area. Designed as a direct drop-in unit, it restores thermal stability and accommodates OEM fan shrouds and transmission cooler lines without modification.

Technical Specifications

Compatibility

• 1998 Lexus LX470 Base 4.7L V8 (2UZ-FE / UZJ100)
• 1999 Lexus LX470 Base 4.7L V8 (2UZ-FE / UZJ100)
• 2000 Lexus LX470 Base 4.7L V8 (2UZ-FE / UZJ100)
• 2001 Lexus LX470 Base 4.7L V8 (2UZ-FE / UZJ100)
• 2002 Lexus LX470 Base 4.7L V8 (2UZ-FE / UZJ100)
• Note: Does not fit 2003-2007 Lexus LX models.

The Lexus Heavy-Duty Caliber

Engineered to handle sustained grade climbing, high ambient temperatures, and overland travel, this cooling unit delivers the robust durability required for severe-duty utility and towing applications.