• Mishimoto 17 - 19 GM 6.6L L5P Duramax Intercooler | Chevrolet/GMC 6.6L Duramax L5P (14 - 19) (MMINT - DMAX - 17SL) - WheelFlip
  • Mishimoto 17 - 19 GM 6.6L L5P Duramax Intercooler | Chevrolet/GMC 6.6L Duramax L5P (14 - 19) (MMINT - DMAX - 17SL) - WheelFlip
  • Mishimoto 17 - 19 GM 6.6L L5P Duramax Intercooler | Chevrolet/GMC 6.6L Duramax L5P (14 - 19) (MMINT - DMAX - 17SL) - WheelFlip
  • Mishimoto 17 - 19 GM 6.6L L5P Duramax Intercooler | Chevrolet/GMC 6.6L Duramax L5P (14 - 19) (MMINT - DMAX - 17SL) - WheelFlip
  • Mishimoto 17 - 19 GM 6.6L L5P Duramax Intercooler | Chevrolet/GMC 6.6L Duramax L5P (14 - 19) (MMINT - DMAX - 17SL) - WheelFlip
  • Mishimoto 17 - 19 GM 6.6L L5P Duramax Intercooler | Chevrolet/GMC 6.6L Duramax L5P (14 - 19) (MMINT - DMAX - 17SL) - WheelFlip
  • Mishimoto 17 - 19 GM 6.6L L5P Duramax Intercooler | Chevrolet/GMC 6.6L Duramax L5P (14 - 19) (MMINT - DMAX - 17SL) - WheelFlip
  • Mishimoto 17 - 19 GM 6.6L L5P Duramax Intercooler | Chevrolet/GMC 6.6L Duramax L5P (14 - 19) (MMINT - DMAX - 17SL) - WheelFlip
  • Mishimoto 17 - 19 GM 6.6L L5P Duramax Intercooler | Chevrolet/GMC 6.6L Duramax L5P (14 - 19) (MMINT - DMAX - 17SL) - WheelFlip
  • Mishimoto 17 - 19 GM 6.6L L5P Duramax Intercooler | Chevrolet/GMC 6.6L Duramax L5P (14 - 19) (MMINT - DMAX - 17SL) - WheelFlip
  • Mishimoto 17 - 19 GM 6.6L L5P Duramax Intercooler | Chevrolet/GMC 6.6L Duramax L5P (14 - 19) (MMINT - DMAX - 17SL) - WheelFlip
  • Mishimoto 17 - 19 GM 6.6L L5P Duramax Intercooler | Chevrolet/GMC 6.6L Duramax L5P (14 - 19) (MMINT - DMAX - 17SL) - WheelFlip
  • Mishimoto 17 - 19 GM 6.6L L5P Duramax Intercooler | Chevrolet/GMC 6.6L Duramax L5P (14 - 19) (MMINT - DMAX - 17SL) - WheelFlip
1 13

Mishimoto 17-19 GM 6.6L L5P Duramax Intercooler | Chevrolet/GMC 6.6L Duramax L5P (14-19) (MMINT-DMAX-17SL)

Mishimoto 17-19 GM 6.6L L5P Duramax Intercooler | Chevrolet/GMC 6.6L Duramax L5P (14-19) (MMINT-DMAX-17SL)

MMINT-DMAX-17SL

In stock

$1,291.25 USD
$1,509.00 USD $1,291.25 USD
ADDITIONAL DISCOUNTS APPLIED AT CHECKOUT Sold out

The Mishimoto 17-19 GM 6.6L L5P Duramax Intercooler is a high-performance upgrade designed to improve intake cooling efficiency for the 2017-2019 Chevrolet and GMC Duramax L5P engines. Constructed with durable cast-aluminum end tanks, this intercooler resists cracking under high temperatures and boost pressures, ensuring long-lasting reliability. Its precision engineering helps reduce intake temperatures, which can otherwise diminish engine performance and increase the risk of damage. By upgrading to this intercooler, drivers can experience improved power output, better throttle response, and enhanced overall engine efficiency, especially under demanding conditions.

This intercooler is a direct replacement for the stock component on 2017-2019 GM Duramax L5P models. It is compatible with vehicles equipped with the 6.6L engine and is suitable for both street and performance applications. The installation involves bolt-on replacement, making it straightforward for those with basic mechanical skills. The kit includes the intercooler core and end tanks, providing all necessary components for a seamless upgrade. Ideal for enthusiasts seeking increased durability and performance, this intercooler helps maintain optimal intake temperatures during heavy-duty towing, daily driving, or high-performance use.

Overview

Mishimoto Intercooler

Fits 2017–2019 Chevrolet and GMC 6.6L Duramax L5P

Part #: MMINT-DMAX-17SL

Overview

The Mishimoto 17-19 GM 6.6L L5P Duramax Intercooler is a high-performance upgrade designed specifically for the 2017-2019 Chevrolet and GMC Duramax diesel trucks. Crafted to improve intake air cooling efficiency, this intercooler helps maintain optimal engine temperatures, supporting consistent power output and protecting your engine from heat-related stress. Whether you're a serious off-road enthusiast, a towing professional, or a daily driver seeking enhanced reliability, this intercooler offers a durable and effective solution to manage high intake temperatures and boost pressures. Constructed with precision engineering, the Mishimoto intercooler features cast-aluminum end tanks that resist cracking under extreme heat and pressure. Its core design maximizes airflow and heat dissipation, ensuring your engine runs cooler and more efficiently. This upgrade is ideal for those looking to improve their vehicle’s performance, durability, and overall engine health without sacrificing reliability or drivability.

Key Features

Designed to support high-temperature operation and high boost pressures, this intercooler features a robust cast-aluminum end tank construction that enhances durability and heat resistance. The core’s optimized airflow channels promote efficient heat transfer, helping to lower intake temperatures and improve overall engine response. Its precision fit ensures straightforward installation, making it a practical upgrade for your Duramax diesel truck. The intercooler’s sleek silver finish not only adds a touch of style but also provides corrosion resistance for long-lasting performance.

Construction & Design

The Mishimoto intercooler is built with a high-quality cast-aluminum end tank design that offers superior strength and heat resistance. The core features a high-efficiency fin and tube layout that maximizes airflow and heat dissipation, supporting sustained performance under demanding conditions. The overall construction emphasizes durability and longevity, ensuring your investment withstands the rigors of daily driving and heavy-duty use.

Installation & Fitment

This intercooler is designed as a direct bolt-on replacement for the factory unit on 2017-2019 GM 6.6L Duramax L5P trucks. Its precise engineering ensures a straightforward installation process, typically requiring basic tools and no modifications. Proper fitment helps maintain factory clearance and alignment, providing a seamless upgrade experience.

What’s Included

The package includes the Mishimoto intercooler core, cast-aluminum end tanks, and all necessary hardware for installation, ensuring a complete upgrade kit for your vehicle.

Ideal For

This intercooler is perfect for diesel truck owners seeking improved cooling performance, enhanced engine reliability, and increased durability for towing, off-road adventures, or daily driving.
View full details