Durable replacement for optimal engine cooling performance.
The Dorman Coolant Reservoir is designed to provide a reliable solution for engine cooling systems. Manufactured from premium plastic, this reservoir is engineered to withstand the high temperatures and vibrations typically found in underhood environments. It serves as a direct replacement for original equipment, ensuring a precise fit and functionality that meets or exceeds OEM standards.
This coolant reservoir is thoroughly tested to guarantee optimum performance across specific vehicle applications. Its construction from quality materials ensures durability and longevity, making it a dependable choice for maintaining engine efficiency. The reservoir comes with a cap for added convenience, although it does not include mounting hardware.
Installation is straightforward, allowing for a trouble-free replacement process. By choosing the Dorman Coolant Reservoir, vehicle owners can ensure their cooling system operates effectively, contributing to overall engine health.
Features
- Manufactured From Premium Plastic
- Quality Materials - Built To Withstand Excessive Heat And Vibration
- Direct Replacement - This Engine Coolant Reservoir Fits And Functions Like Original Equipment
- Trouble-Free Installation
Specifications
- Manufacturer: Dorman
- Manufacturer Part Number: 603-774
- Type: OEM
- Material: Plastic
- With Reservoir Cap: Yes
- With Mounting Hardware: No
Compatibility / Fit
- 1997-2006 Jeep Wrangler TJ
Shipping & Returns
- This product ships within the continental USA only.
- This product typically ships within 1 to 3 business days.
- Returns are accepted within 30 days for items in like-new condition. For complete details, please see our return policy.
Skip to content

