Performance Radiator for Honda S2000 (2000-2009) 2.0L 2.2L

High-Capacity Performance Radiator for 2000-2009 Honda S2000

Upgrades the cooling system to regulate high RPM engine temperatures and prevent overheating during track sessions or spirited driving.

The Stock S2000 Cooling Shortcoming

The factory OEM radiator in the Honda S2000 utilizes a plastic end-tank design crimped to a thin aluminum core, which presents a significant failure point over time. Constant thermal cycling from the high-revving F20C and F22C1 engines causes the plastic tanks to become brittle, leading to micro-fractures, coolant leaks, and catastrophic pressure loss. Furthermore, the single-row factory core lacks the thermal mass and fluid capacity necessary to effectively mitigate heat soak during prolonged VTEC engagement, track days, or aggressive canyon carving, resulting in dangerously high coolant temperatures that can compromise head gasket integrity.

The Engineering Solution

This performance radiator replaces the failure-prone OEM unit with a robust, all-aluminum construction featuring TIG-welded end tanks for maximum pressure tolerance and longevity. Engineered with a highly efficient 2-row, 2.00-inch thick core (25.50" x 14.75"), it significantly increases the overall coolant capacity and surface area compared to stock. The enhanced fin density optimizes airflow dynamics across the heat exchanger, drastically lowering Delta-T values and expediting thermal dissipation. Direct-fit 1.25-inch inlet and outlet ports ensure a leak-free integration with factory or aftermarket silicone hoses. By stabilizing engine operating temperatures, this radiator maintains optimal ignition timing and defends the valvetrain against thermal degradation, ensuring consistent power delivery lap after lap.

Technical Specifications

Compatibility

• 2000-2003 Honda S2000 Base (2.0L AP1)
• 2004-2009 Honda S2000 Base (2.2L AP2)
• 2008-2009 Honda S2000 CR (2.2L AP2)

The Honda Caliber

Designed for the uncompromising demands of high-revving JDM platforms, this all-aluminum radiator ensures the F-series engine maintains peak power output and reliability without the threat of heat-induced detonation.