Mishimoto

Mishimoto 03-09 Toyota 4-Runner / GX470 4.7L Performance Aluminum Radiator - MMRAD-4RUN-03

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SKU:
MISMMRAD-4RUN-03
UPC:
840197721919
MPN:
MMRAD-4RUN-03
Availability:
Regularly stocked product
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MSRP: $715.00
$649.95
— You save $65.05
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Description

What is the warranty on Mishimoto radiators?
Mishimoto radiators offer a lifetime warranty, ensuring long-term protection and confidence in your cooling system upgrade.

How difficult is the installation of a Mishimoto radiator?
Install this direct-fit radiator with ease; its design ensures a seamless replacement for most applications.

The Mishimoto MM Radiators Alum radiator offers significantly improved cooling efficiency, as highlighted by its high score in Street Performance and Heavy Towing usage. Its 40mm thick aluminum core and durable TIG-welded end tanks provide superior heat dissipation and corrosion resistance for reliable engine performance. Experience an enhanced cooling upgrade designed for demanding driving conditions.

What Owners Say

Owners and enthusiasts report mixed experiences with Mishimoto aluminum radiators, with performance typically delivering as promised. Many highlight excellent fitment using factory mounting points, reliable cooling in demanding conditions, and leak-free construction that requires minimal maintenance. Installation is generally straightforward, though some note minor trimming of hoses may be necessary. The primary criticism centers on value—several owners feel the $600-650 price point is difficult to justify, with some suggesting you're paying for marketing rather than proportional quality gains over less expensive alternatives. Despite pricing concerns, the radiators consistently perform well in real-world use, earning respect in serious builds across multiple enthusiast communities.

Key Features

  • direct-fit radiator
  • 40mm thick core
  • constructed entirely from aluminum
  • durable TIG-welded end tanks
  • efficient in-tank liquid-to-liquid stacked plate transmission cooler
  • magnetic drain plug

Why Choose the MM Radiators - Alum

Delivers a seamless installation experience, getting you back on the road faster.

Achieves superior heat dissipation for consistent engine performance under demanding conditions.

Provides enhanced durability and corrosion resistance for long-lasting reliability.

Transforms your cooling system with robust construction for ultimate peace of mind.

Who Is This For?

Daily Driving Comfort — 8/10
Improved cooling efficiency for consistent engine temperature.

Weekend Off-Roading — 7/10
Durable construction and improved cooling for demanding conditions.

Heavy Towing — 8/10
Efficient transmission cooler and robust core handle loads.

Overlanding / Expedition — 7/10
Enhanced cooling for sustained operation in varied environments.

Street Performance — 8/10
Thicker core and aluminum construction improve heat dissipation.

Easy DIY Install — 9/10
Direct-fit design simplifies installation process.

Frequently Asked Questions

Will the Mishimoto MM Radiators - Alum fit my vehicle?

Confirm fitment with your vehicle for precise compatibility with the Mishimoto MM Radiators - Alum. This direct-fit radiator is engineered for a seamless installation experience. Expect a confident integration into your existing cooling system.

How difficult is the Mishimoto MM Radiators - Alum installation?

Installation of the Mishimoto MM Radiators - Alum is designed as a drop-in process. This direct-fit radiator simplifies the installation, achieving a 9/9 score for Easy DIY Install. You can get back on the road faster with this straightforward upgrade.

What performance improvement does the MM Radiators - Alum provide over stock?

Experience superior heat dissipation with the Mishimoto MM Radiators - Alum, delivering a score of 8/8 for Street Performance. Its 40mm thick aluminum core achieves significantly improved cooling efficiency. This robust construction ensures consistent engine performance under demanding conditions.

Is the Mishimoto MM Radiators - Alum worth upgrading from OEM?

Upgrading to the Mishimoto MM Radiators - Alum is highly recommended for enhanced cooling performance and durability. Its durable TIG-welded end tanks and 40mm thick core provide superior heat dissipation. This transforms your cooling system for ultimate peace of mind.

What are the primary materials used in the Mishimoto MM Radiators - Alum?

Constructed entirely from aluminum, the Mishimoto MM Radiators - Alum ensures enhanced durability and corrosion resistance. Its robust construction includes durable TIG-welded end tanks. This material choice provides long-lasting reliability for your cooling system.

Additional Resources

Official Mishimoto Product Page

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-4RUN-03
Proposition 65:
Y
Case Lot Quantity:
1
Category:
Cooling>Radiators
Install Type:
Drop-In
Product Level:
Premium Performance
Daily Driving Comfort:
8/10
Weekend Off-Roading:
7/10
Heavy Towing:
8/10
Overlanding / Expedition:
7/10
Street Performance:
8/10
Easy DIY Install:
9/10
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