SKU: MMRAD-LTN-99 | UPC: 748354799668
Mishimoto 1999-2004 Ford F-150 Lightning Aluminum Radiator MMRAD-LTN-99
The Mishimoto MMRAD-LTN-99 is a direct-fit aluminum radiator designed for 1999-2004 Ford F-150 Lightning and select F-150, F-250, F-350 Super Duty, and Lincoln Navigator models with 4.6L and 5.4L engines. This 2-row radiator replaces the OEM plastic unit with durable aluminum construction for better heat rejection and longevity under high loads. Ideal for towing, racing, or daily driving in demanding conditions.
Key Features
- 100% Aluminum Build: Full aluminum core and end tanks resist corrosion and deliver efficient cooling over factory brass units.
- 2-Row 50mm Core: 24.8in W x 16.75in H x 1.25in thick core with 1.25in tubes increases surface area for 30% more cooling capacity.
- TIG-Welded End Tanks: Precision welds prevent leaks and ensure pressure handling up to 20 PSI.
- Direct OEM Fit: Matches factory dimensions of 31.5in x 18.5in x 2.25in with stock inlet/outlet sizes for plug-and-play install.
- Billet Aluminum Cap: Includes high-pressure 1.8 bar cap to raise boiling point and maintain system efficiency.
Product Notes
- Direct replacement requires no cutting or modifications.
- Flush cooling system prior to install to remove contaminants.
- Product weight 20.8 lbs. ships in protective box measuring 34.25in x 20in x 5.5in.
Installation Notes
- Professional installation recommended.
- Bolts directly to OEM mounts using factory hardware.
- Compatible with stock lower radiator hose, upper hose, and fan shroud.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1999-2000 | Ford | F-150 | Base |
| 2004 | Ford | F-150 | FX4 |
| 2000-2003 | Ford | F-150 | Harley-Davidson Edition |
| 2001-2003 | Ford | F-150 | King Ranch |
| 1999-2004 | Ford | F-150 | Lariat |
| 1999-2003 | Ford | F-150 | Lightning |
| 2004 | Ford | F-150 | STX |
| 1999-2004 | Ford | F-150 | XL |
| 1999-2004 | Ford | F-150 | XLT |
| 1999 | Ford | F-250 | Base |
| 1999 | Ford | F-250 | Lariat |
| 1999 | Ford | F-250 | XL |
| 1999 | Ford | F-250 | XLT |
| 2004 | Ford | F-250 Super Duty | Harley-Davidson Edition |
| 2004 | Ford | F-250 Super Duty | King Ranch |
| 1999-2004 | Ford | F-250 Super Duty | Lariat |
| 1999-2004 | Ford | F-250 Super Duty | XL |
| 1999-2004 | Ford | F-250 Super Duty | XLT |
| 2004 | Ford | F-350 Super Duty | Harley-Davidson Edition |
| 2003-2004 | Ford | F-350 Super Duty | King Ranch |
| 1999-2004 | Ford | F-350 Super Duty | Lariat |
| 1999-2004 | Ford | F-350 Super Duty | XL |
| 1999-2004 | Ford | F-350 Super Duty | XLT |
| 1999-2001 | Lincoln | Navigator | Base |
Why Choose Mishimoto?
- Lifetime warranty covers defects in materials and workmanship.
- Dyno-tested for real-world cooling gains in high-heat scenarios.
- Engineered in the USA with global manufacturing standards.
Frequently Asked Questions
- Q: Will this fit my 2003 Ford F-150 Lightning 5.4L?
A: Yes, it fits all 1999-2003 F-150 Lightning models with 5.4L engines and 4R100 transmission. - Q: Is the radiator made from aluminum or other materials?
A: Constructed entirely from aircraft-grade aluminum for optimal durability and heat transfer. - Q: What is the warranty and install process?
A: Lifetime warranty applies. Installation takes 1-2 hours as a direct bolt-on replacement using OEM specs.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure foam-insulated box, 34.25 x 20 x 5.5 inches
- Weight: 20.8 lbs product, 25 lbs shipping





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