Mishimoto

Mishimoto 17-19 GM 6.6L L5P Duramax Intercooler - Silver - MMINT-DMAX-17SL

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SKU:
MISMMINT-DMAX-17SL
UPC:
840197701461
MPN:
MMINT-DMAX-17SL
Availability:
Regularly stocked product
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MSRP: $1,509.00
$1,371.95
— You save $137.05
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Description

What does the Mishimoto Intercooler replace?
The Mishimoto Intercooler replaces the factory intercooler, directly fitting 2017-2019 Chevrolet Silverado and GMC Sierra 2500HD/3500HD models.

Can I install the Mishimoto Intercooler myself?
Professional installation is recommended for the Mishimoto Intercooler to ensure optimal performance and fitment for your HD truck.

Mishimoto Intercoolers for the 2017-2019 Silverado/Sierra HD deliver robust performance, reducing restriction by over 64 percent. Featuring durable cast-aluminum end tanks and a massive 68 millimeter thick bar-and-plate core, this intercooler significantly enhances airflow. Trust Mishimoto to provide superior cooling efficiency and lasting power for your heavy-duty truck.

What Owners Say

Owners and enthusiasts recognize Mishimoto intercoolers as a solid mid-range option, with documented testing showing 10% better cooling efficiency and 12°F lower outlet temperatures compared to stock. The delta-fin design earns praise for improved airflow, and dyno results confirm measurable power gains across the RPM range, particularly around 6,000 rpm. However, some users note that certain Mishimoto models run smaller than competitors and may not cool as effectively as larger alternatives in the same price bracket. Despite mixed opinions on sizing for specific applications, the brand maintains respect in the forced induction community for delivering proven performance improvements over factory equipment at a competitive price point.

Key Features

  • durable cast-aluminum end tanks
  • massive 68mm-thick bar-and-plate core
  • 70-percent thicker than stock
  • reduces restriction by over 64-percent compared to the stock intercooler
  • increased the size of the intercooler inlet by 6mm
  • increased the size of the intercooler outlet by 12mm

Why Choose the MM Intercoolers - IC Only

Delivers robust, long-lasting performance with incredibly durable cast-aluminum end tanks.

Achieves superior cooling efficiency with a massive 68mm thick bar-and-plate core.

Maximizes airflow and power potential with significantly larger inlet and outlet connections.

Transforms your truck's power delivery with a dramatically less restrictive intake path.

Who Is This For?

Street Performance — 9/10
Reduces restriction by over 64 percent.

Engine Performance — 9/10
Massive 68mm-thick core, 70-percent thicker than stock.

Heavy Towing — 8/10
Larger core and reduced restriction aid engine cooling.

Track / Autocross — 7/10
Reduced restriction improves sustained performance.

Drag Racing — 7/10
Reduced restriction aids engine power delivery.

Visual / Aesthetic Upgrade — 6/10
Available in Silver or Stealth Black powder-coat.

Frequently Asked Questions

Will this Mishimoto intercooler fit my 2018 Chevrolet Silverado?

Direct fitment is confirmed for 2017-2019 Chevrolet Silverado 2500 HD and 3500 HD models. This intercooler is engineered for seamless integration with your specified Silverado. It ensures a confident upgrade for your truck's cooling system.

What is the installation difficulty for the Mishimoto intercooler?

Professional installation is recommended, and you should confirm with a qualified technician. This ensures the specialized components are integrated correctly. Trusting expert installation guarantees optimal performance and longevity of your intercooler system.

How does this Mishimoto intercooler improve engine performance?

Significant engine performance gains are achievable, scoring a 9 out of 10 for 'Engine Performance'. Its massive 68mm-thick bar-and-plate core, 70-percent thicker than stock, provides superior cooling. Expect transformed power delivery with this enhanced intake path.

What are the material benefits of this Mishimoto intercooler?

Durable cast-aluminum end tanks provide robust, long-lasting performance for the intercooler. These end tanks are engineered for the demands of performance applications. This construction ensures reliability and sustained cooling efficiency.

Additional Resources

Official Mishimoto Product Page

Important Notices

⚠️ CARB Notice: This product is NOT legal for street use in California under CARB (California Air Resources Board) regulations. For off-road or race use only.

⚠️ 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

CARB:
This product is not CARB Legal and not for sale in California
Clearance Item:
N
MPN:
MMINT-DMAX-17SL
Proposition 65:
Y
Case Lot Quantity:
1
Category:
Forced Induction>Intercoolers
Product Level:
Premium Performance
Street Performance:
9/10
Engine Performance:
9/10
Heavy Towing:
8/10
Track / Autocross:
7/10
Drag Racing:
7/10
Visual / Aesthetic Upgrade:
6/10
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