Radiator for Mitsubishi Lancer (2002-2007) 2.0L

Direct-Fit High-Efficiency Radiator for 2002-2007 Mitsubishi Lancer

What it Does: The direct-fit replacement radiator replaces aged, compromised factory heat exchangers on the 2002-2007 Mitsubishi Lancer to restore optimal coolant flow and prevent engine overheating.

The Stock Mitsubishi Lancer Thermal Fatigue Failure Point

The aging factory cooling unit in the CS6A chassis suffers from cyclical thermal stress and chemical degradation over time. The original equipment PA66 composite end tanks turn brittle through repeated thermal cycling, developing micro-fractures around the inlet neck and crimped tank-to-core seams. Concurrently, internal scale buildup and external fin oxidation impede heat dissipation across the narrow OEM core channels, causing elevated engine operating temperatures, coolant cavitation, and potential head gasket failure under demanding thermal loads.

The Engineering Solution

Engineered as a direct bolt-in replacement, this radiator incorporates an aluminum tube-and-fin core structure optimized for superior heat rejection. Furnace-brazed aluminum cooling tubes ensure structural integrity and unrestricted laminar coolant flow, minimizing backpressure on the water pump. Durable, reinforced composite end tanks feature precision-molded mounting brackets, high-tensile hose barbs, and integrated brass transmission oil cooler fittings designed to match OEM line connections. Direct drop-in geometry restores factory cooling performance without requiring custom brackets or modified coolant hose routing.

Technical Specifications

Compatibility

• 2002 Mitsubishi Lancer DE 2.0L L4 (4G94)
• 2002 Mitsubishi Lancer ES 2.0L L4 (4G94)
• 2003 Mitsubishi Lancer ES 2.0L L4 (4G94)
• 2004 Mitsubishi Lancer DE 2.0L L4 (4G94)
• 2004 Mitsubishi Lancer ES 2.0L L4 (4G94)
• 2005 Mitsubishi Lancer ES 2.0L L4 (4G94)
• 2006 Mitsubishi Lancer ES 2.0L L4 (4G94)
• 2007 Mitsubishi Lancer ES 2.0L L4 (4G94)

Frequently Asked Questions

Does this fit the CS6A Lancer?
Yes, this is a direct fit for the 2002-2007 Mitsubishi Lancer equipped with the 4G94 engine.

Does this radiator accommodate automatic transmission lines?
Yes, it includes internal brass transmission cooler fittings compatible with both automatic and manual drivetrain setups.

The Mitsubishi Reliability Caliber

JDM platforms rely heavily on stable operating temperatures to maintain peak efficiency and protect the valvetrain. Installing this aluminum-core radiator restores exact thermal equilibrium, safeguarding your daily driver against unexpected boil-overs and cooling system decay.