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The Dorman 603-5104 Engine Coolant Reservoir is a direct replacement part designed to fit select IC Corporation and International models. Engineered for durability and seamless installation, this reservoir is manufactured from high-quality materials to withstand the rigors of underhood heat and vibration. With over 100 years of automotive aftermarket experience, Dorman ensures that this product meets the highest standards of quality and reliability.
| Manufacturer | Dorman Products |
| Brand | Dorman |
| Model | 603-5104 |
| Item Weight | 4 pounds |
| Product Dimensions | 19.8 x 10.4 x 12.2 inches |
| Country of Origin | Taiwan |
| Item model number | 603-5104 |
| Exterior | Ready To Paint If Needed |
| Manufacturer Part Number | 603-5104 |
| OEM Part Number | 575.1033; 2591625C92; 2599039C91; 2602872C91; 2602943C91; 3829605F91; 3829605F92 |
N**9
Worked great
Fast service too
A**K
Excellent part, used three of them so far
Good quality part, have used them in three trucks so far, no issues. A+
C**N
matches original
matches original
G**.
Four Stars
best value and exact match
A**R
Quality
Good product value for the money and fast delivery compared to OEM pricing
M**K
bad switch and had to elongate mount holes to match
coolant level sensor did not work. bad switch and had to elongate mount holes to match up
V**N
Easy to install
Bought this for my truck. Saved time and money
L**.
great repacement
half the price of the dealership..gets the job done..highly recommend
G**T
Recomendado
Llego rápido y es oem , muy buena atención.
E**R
Coolant reservoir
Perfect fit for my 2006 international 4300
A**R
It fits
I like that it’s clear but need to work on fitment and outlet sizing
Trustpilot
1 month ago
2 months ago