Performance Radiator for Jeep Wrangler (2007-2018) 3.8L 3.6L

Heavy-Duty All-Aluminum Performance Radiator for 2007-2018 Jeep Wrangler

Direct Bolt-On Thermal Upgrade: Replaces failure-prone factory plastic end-tank radiators with a high-capacity, TIG-welded all-aluminum 3-row cooling unit engineered for extreme low-speed crawling and heavy load management.

The Stock Wrangler JK Thermal Vulnerability

Factory Jeep Wrangler JK radiators utilize composite plastic end tanks crimped onto a thin single-row aluminum core using rubber gaskets. Under severe trail vibration, continuous chassis twist, and repetitive thermal cycling, these mechanical crimp points fatigue and rupture. Furthermore, low-speed rock crawling generates high engine bay heat with minimal ambient airflow, causing rapid heat soak and elevated operating temperatures that the stock core cannot mitigate.

The Engineering Solution

Engineered for maximum thermal efficiency, this upgrade features an all-aluminum 3-row core (20.4 in H x 21.7 in W) joined by precision TIG-welded tanks, completely eliminating failure-prone plastic seams and gaskets. The multi-row internal passage design significantly expands fluid capacity and surface contact area, accelerating heat dissipation under sustained low-speed crawling and towing. Includes a high-pressure radiator cap and standardized 1.5-inch inlet/outlet ports for direct factory integration.

Technical Specifications

Compatibility

• 2007-2011 Jeep Wrangler JK: 3.8L V6 (Automatic Transmission)
• 2012-2018 Jeep Wrangler JK: 3.6L Pentastar V6 (Automatic Transmission)
• OEM & Interchange Part Numbers: DPI 2957, CU2957, RAD2957, Q2957, CH3010343, 68143886AA, 68049405AA, 55056633AA, 55056634AB, 55056633AB

The Jeep Off-Road Durability Standard

Engineered to handle brutal terrain, heavy trail payloads, and continuous low-range rock crawling without coolant loss or engine heat soak.