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๐ Keep your engine cool, your ride smooth, and your confidence high!
The Dorman 603-383 Pressurized Coolant Reservoir is a high-quality, direct replacement part compatible with select Buick and Chevrolet models. Built to endure underhood heat and vibration, it ensures a perfect OEM fit and seamless installation. Trusted for over a century in automotive aftermarket innovation, this reservoir guarantees reliable cooling system performance tailored to your vehicleโs exact specifications.










| ASIN | B00NF1QZO6 |
| Best Sellers Rank | #22,848 in Automotive ( See Top 100 in Automotive ) #13 in Automotive Reservoirs |
| Brand | Dorman |
| Customer Reviews | 4.7 4.7 out of 5 stars (1,869) |
| Date First Available | September 8, 2014 |
| Exterior | Machined |
| Item Weight | 1.09 pounds |
| Item model number | 603-383 |
| Manufacturer | Dorman Products |
| Manufacturer Part Number | 603-383 |
| Model | 603-383 |
| OEM Part Number | DAKG-15390; FRT1216C; 13256823; 13393368; 13465094; 13502353 |
| Position | Center |
| Product Dimensions | 8.7 x 6.52 x 8.3 inches |
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