Mishimoto
Mishimoto 17-19 Chevrolet/GMC 6.6 L5p Duramax Radiator - MMRAD-DMAX-17
- SKU:
- MISMMRAD-DMAX-17
- UPC:
- 840197701652
- MPN:
- MMRAD-DMAX-17
- Availability:
- Regularly stocked product
Description
Is this radiator a direct fit for my 2018 GMC Sierra 2500HD?
This Mishimoto radiator is designed as a drop-in replacement, confirming direct fitment for your 2017-2019 Chevrolet/GMC HD truck. Ensure your specific vehicle model is listed on the product page for absolute certainty.
What makes this radiator superior to stock?
Achieving a 14 percent increase in total core volume, this radiator delivers superior heat dissipation for consistent engine performance. Its fully aluminum construction and TIG welds enhance durability and efficiency.
The Mishimoto Alum Radiator for your 2017-2019 Chevrolet/GMC HD truck offers superior cooling, scoring a 9 for Heavy Towing. Featuring a 14 percent increase in total core volume and a 25 percent increase in coolant capacity, it provides unparalleled thermal management. Trust this radiator for robust performance and exceptional heat dissipation.
What Owners Say
Mishimoto aluminum radiators generate mixed feedback among enthusiasts. Owners praise the excellent fitment with factory mounting points and solid build quality, with fin construction matching or exceeding OEM stiffness. The cooling performance impresses many, keeping vehicles cool in all conditions with minimal maintenance. However, the consensus points to questionable value—some describe it as premium pricing for middle-tier quality, essentially paying for marketing rather than superior engineering. Durability concerns surface occasionally, with isolated reports of leaks in all-aluminum cores. Those who've installed Mishimoto radiators generally acknowledge they work as advertised, but many question whether the $600-plus price tag delivers enough performance advantage over less expensive alternatives to justify the investment.
Key Features
- fully aluminum construction
- professionally fabricated with stunning TIG welds
- 25-percent increase in coolant capacity
- 14-percent increase in total core volume
- Mishimoto Magnetic Drain Plug
Why Choose the MM Radiators - Alum
Delivers superior heat dissipation for consistent engine performance under load.
Achieves enhanced cooling efficiency through a larger, more robust core.
Provides increased thermal capacity to handle demanding towing and hauling.
Maximizes coolant flow and retention for optimal engine temperature management.
Who Is This For?
Heavy Towing — 9/10
Increased coolant capacity and core volume enhance cooling.
Street Performance — 8/10
Superior cooling from increased core volume.
Engine Performance — 8/10
Improved cooling supports sustained engine performance.
Daily Driving Comfort — 7/10
Enhanced cooling improves engine temperature regulation.
Visual / Aesthetic Upgrade — 6/10
Professionally fabricated with stunning TIG welds.
Easy DIY Install — 5/10
Drop-in install type simplifies installation.
Frequently Asked Questions
Will the Mishimoto MM Radiators - Alum fit my vehicle?
Direct fitment is confirmed for your 2017-2019 Chevrolet Silverado 2500 HD/3500 HD and GMC Sierra 2500 HD/3500 HD. This radiator is engineered as a direct replacement, ensuring seamless integration with your truck's cooling system. Trust in its precise fitment for optimal performance.
How difficult is the Mishimoto MM Radiators - Alum installation?
Installation is a straightforward drop-in process, simplifying the upgrade. The design prioritizes ease of fitment, making it an accessible option for many DIY enthusiasts. Experience efficient installation and immediate cooling benefits.
What performance improvement does the MM Radiators - Alum provide over stock?
A 14 percent increase in total core volume drives superior cooling performance. This significant enhancement is rated an 8 for Street Performance and Engine Performance use cases. Achieve enhanced thermal management for demanding driving conditions.
Is the Mishimoto MM Radiators - Alum worth upgrading from OEM?
Upgrading delivers superior heat dissipation and increased thermal capacity. The fully aluminum construction and 25 percent increase in coolant capacity provide a clear technical advantage over OEM. Benefit from sustained engine performance and enhanced cooling efficiency.
What are the key materials and construction features of the Mishimoto MM Radiators - Alum?
This radiator boasts a fully aluminum construction with professional TIG welds. It offers a 25 percent increase in coolant capacity for enhanced thermal management. These premium materials ensure durability and superior heat dissipation.
Additional Resources
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.
Browse More: Shop All Radiators — Cooling
Additional Information
Clearance Item: |
N |
MPN: |
MMRAD-DMAX-17 |
Proposition 65: |
Y |
Case Lot Quantity: |
1 |
Category: |
Cooling>Radiators |
Install Type: |
Drop-In |
Product Level: |
Premium Performance |
Heavy Towing: |
9/10 |
Street Performance: |
8/10 |
Engine Performance: |
8/10 |
Daily Driving Comfort: |
7/10 |
Visual / Aesthetic Upgrade: |
6/10 |
Easy DIY Install: |
5/10 |
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