Freightliner Aluminum Fuel Cooler | 03-43999-000
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Description
The 03‑43999‑000 aluminum fuel cooler is a Freightliner OEM component designed to reduce fuel temperature by dissipating excess heat as fuel circulates through its aluminum core. With a core length of 355.6 mm (overall size 467.8 mm × 183.8 mm), it provides efficient thermal exchange without introducing pressure drop. Built to match Freightliner and Detroit Diesel specifications, this cooler supports consistent fuel delivery and helps maintain engine performance in high-load conditions. Durable aluminum construction ensures long-term corrosion resistance and dependable operation.
Features
- Core Length: 355.60 mm
- Overall Length: 467.80 mm
- Overall Width: 183.80 mm
- Material: Aluminum
WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov
| Shipping Weight (lb) | 45.00 |
|---|---|
| Manufacturer | Freightliner |
| Shipping Length (in) | 24.00 |
| Shipping Width (in) | 16.00 |
| Shipping Height (in) | 16.00 |
| Returnable | Yes |
| Core Exchange | No |











