Mishimoto

Mishimoto 03-10 Dodge Ram 2500 w/ 5.9L/6.7L Cummins Engine Aluminum Performance Radiator - MMRAD-RAM-03

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SKU:
MISMMRAD-RAM-03
UPC:
748354810356
MPN:
MMRAD-RAM-03
Availability:
Regularly stocked product
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$959.95
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Description

What is the primary function of a radiator?
Radiators dissipate heat from the engine coolant, preventing overheating and ensuring optimal operating temperatures for your Dodge Ram.

How long does it take to install a radiator?
Professional installation is recommended for this radiator, ensuring a precise and efficient cooling system upgrade for your vehicle.

Mishimoto Alum Radiators maximize cooling efficiency for 2003-2009 Dodge Ram 2500/3500 5.9 Liter models. Constructed with durable aluminum, this radiator delivers superior thermal management for demanding towing. Experience peak performance with confidence in its robust engineering and direct fitment.

What Owners Say

Mishimoto MM aluminum radiators generate mixed feedback from owners and enthusiasts. Those who've installed them consistently praise the precise fitment, with factory mounting compatibility and high-quality construction featuring strong fins and well-made end tanks. Performance-wise, owners report reliable cooling in all conditions with minimal maintenance required. The primary criticism centers on pricing—many feel the $600-$960 cost is difficult to justify for what some consider eBay-level quality at premium prices. Others counter that Mishimoto represents top-tier aftermarket quality used in serious builds. While opinions on value vary significantly, the brand maintains solid standing among enthusiasts for fitment accuracy and cooling performance.

Key Features

  • 2003 Dodge Ram 2500 5.9 Liter 45RFE
  • 2003 Dodge Ram 2500 5.9 Liter 46RE
  • 2003 Dodge Ram 2500 5.9 Liter 47RE
  • 2003-2009 Dodge Ram 2500 5.9 Liter 48RE
  • 2004-2009 Dodge Ram 2500 5.9 Liter 545RFE
  • 2007-2009 Dodge Ram 2500 5.9 Liter 68RFE

Why Choose the MM Radiators - Alum

Delivers superior engine cooling for your 5.9 Liter Dodge Ram.

Achieves optimal engine temperatures across a wide range of transmissions.

Provides enhanced thermal management for demanding towing and hauling.

Transforms your Ram's cooling system for reliable performance under load.

Who Is This For?

Heavy Towing — 9/10
Maximizes cooling efficiency for heavy duty trucks.

Street Performance — 8/10
Aluminum construction maximizes cooling efficiency.

Overlanding / Expedition — 7/10
Maximizes cooling efficiency for demanding conditions.

Engine Performance — 7/10
Maximizes cooling efficiency, supporting engine performance.

Daily Driving Comfort — 6/10
Maximizes cooling efficiency for consistent operation.

Additional Resources

Official Mishimoto Product Page

Installation Guide (PDF)

Important Notices

⚠️ Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.

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Additional Information

Clearance Item:
N
MPN:
MMRAD-RAM-03
Proposition 65:
Y
Case Lot Quantity:
1
Category:
Cooling>Radiators
Product Level:
Premium Performance
Heavy Towing:
9/10
Street Performance:
8/10
Overlanding / Expedition:
7/10
Engine Performance:
7/10
Daily Driving Comfort:
6/10
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