About This

• 【Vehicle-Specific Fitment】 Compatible with select Dodge Durango 2011-2024 and Jeep Grand Cherokee 2011-2021 applications. Common 603-630 configurations include 2011-2015 3.6L V6 applications, 5.7L V8, 6.4L V8 and select 6.2L V8 applications depending on model and year. Not for 2006 Grand Cherokee or 3.0L diesel applications. Please verify year, engine and OE number before ordering.
• 【Upgraded Aluminum Construction】 Built from high-strength aluminum as a durable metal alternative to factory-style plastic coolant reservoirs. The reinforced aluminum tank body is designed to withstand engine-bay heat and vibration while reducing concerns associated with aging plastic tanks becoming brittle, discolored or cracked over time.
• 【Direct Replacement for 603-630】 Engineered around OE-style mounting locations and hose connections for straightforward replacement. Replaces and cross-references 603-630, 5165708AA, 68080551AA, 68251851AA and CH3014133. Compare the original coolant reservoir and part number before installation to confirm proper fit.
• 【Coolant Overflow & Recovery Reservoir】 Designed as a non-pressurized coolant overflow and recovery tank that supports normal coolant expansion and return during engine operation. Includes a matching reservoir cap and integrates with the original cooling-system layout without changing the factory mounting configuration.
• 【Built for Popular Durango & Grand Cherokee Applications】 Suitable for verified applications including select Dodge Durango R/T, Citadel and SRT configurations and Jeep Grand Cherokee Laredo and SRT configurations. Package includes 1 aluminum coolant reservoir tank and 1 reservoir cap. Always confirm your exact engine and replacement number before purchase.