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Mishimoto Mishimoto 17-19 GM L5P Duramax Intercooler Kit - Silver w/ WBK Pipes
Mishimoto Mishimoto 17-19 GM L5P Duramax Intercooler Kit - Silver w/ WBK Pipes
Mishimoto Mishimoto 17-19 GM L5P Duramax Intercooler Kit - Silver w/ WBK Pipes
Mishimoto Mishimoto 17-19 GM L5P Duramax Intercooler Kit - Silver w/ WBK Pipes
Mishimoto Mishimoto 17-19 GM L5P Duramax Intercooler Kit - Silver w/ WBK Pipes
Mishimoto Mishimoto 17-19 GM L5P Duramax Intercooler Kit - Silver w/ WBK Pipes
Mishimoto Mishimoto 17-19 GM L5P Duramax Intercooler Kit - Silver w/ WBK Pipes
Mishimoto Mishimoto 17-19 GM L5P Duramax Intercooler Kit - Silver w/ WBK Pipes
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Mishimoto 17-19 GM L5P Duramax Intercooler Kit - Silver w/ WBK Pipes

Mishimoto
MISMMINT-DMAX-17KSLBK
840197701423
Intercooler Kits
8 Units In Stock - Ships Next Business Day
$ 2,258.00 $ 2,052.95
$ 2,052.95

SKU: MMINT-DMAX-17KSLBK | UPC: 840197701423

Mishimoto 17-19 GM L5P Duramax Intercooler Kit - Silver w/ WBK Pipes

This Mishimoto performance intercooler kit upgrades the stock system on 2017-2019 Chevrolet Silverado and GMC Sierra HD trucks with 6.6L L5P Duramax diesel engines. The kit delivers maximum cooling and airflow through a 68mm-thick bar-and-plate core and 3.0-inch mandrel-bent piping reducing restriction by 64 percent over stock. It supports heavy payloads stock power levels and modified builds with reliable high-boost performance.

Key Features

  • 68mm Bar-and-Plate Core: 70 percent thicker than OEM with cast-aluminum end tanks and larger inlets outlets for 64 percent less restriction and superior charge air cooling under high boost and temperatures
  • 3.0in Mandrel-Bent Aluminum Piping: Hot-side and cold-side pipes eliminate stock resonator improve flow by 55 percent with bead-rolled ends and factory sensor mounting locations
  • CNC-Machined Quick-Disconnect Fittings: Includes new O-rings and spring clip for direct stock-like fit on 2017-2019 L5P trucks
  • DuraCore Boots and T-Bolt Clamps: Constant-tension design ensures secure connections under extreme boost pressures
  • Three Sensor Bungs: Pre-welded locations on pipes ready for drilling tapping for sensors or water methanol injection

Product Notes

  • Direct bolt-on installation for all 2017-2019 Chevy GMC 6.6L L5P HD trucks no modifications required
  • Handles stock and modified applications including high boost tunes
  • Core measures 24.25in x 11.75in x 2.68in overall intercooler 30.5in x 15.75in x 4.75in

Installation Notes

  • Professional installation recommended.
  • Estimated install time 4-6 hours with basic hand tools and jack stands
  • All necessary hardware fittings clamps and brackets included for factory mounting points

This Part Fits

Year Make Model Submodel
2017-2019 Chevrolet Silverado 2500 HD High Country
2017-2019 Chevrolet Silverado 2500 HD LT
2017-2019 Chevrolet Silverado 2500 HD LTZ
2017-2019 Chevrolet Silverado 2500 HD WT
2017-2019 Chevrolet Silverado 3500 HD High Country
2017-2019 Chevrolet Silverado 3500 HD LTZ
2017-2019 Chevrolet Silverado 3500 HD WT
2017-2019 GMC Sierra 2500 HD Base
2017-2019 GMC Sierra 2500 HD Denali
2017-2019 GMC Sierra 2500 HD SLE
2017-2019 GMC Sierra 2500 HD SLT
2017-2019 GMC Sierra 3500 HD Denali
2017-2019 GMC Sierra 3500 HD SLE
2017-2019 GMC Sierra 3500 HD SLT

Why Choose Mishimoto?

  • Proven track record in diesel performance parts for Duramax engines
  • Bar-and-plate core construction withstands extreme heat and boost without failure
  • Precision CNC machining and mandrel bending for exact factory fitment

Frequently Asked Questions

  • Q: Does this kit fit all 2017-2019 Chevy GMC L5P Duramax trucks?
    A: Yes direct fit for Silverado 2500HD 3500HD and Sierra 2500HD 3500HD with 6.6L L5P no cutting or modifications needed
  • Q: What materials are used in construction?
    A: TIG-welded aluminum bar-and-plate core cast-aluminum end tanks and 6061 aluminum piping with silicone boots
  • Q: What warranty coverage is provided?
    A: Mishimoto Lifetime Warranty protects against defects in materials and workmanship

Shipping & Handling

  • Method: Ground freight for oversized items
  • Availability: In stock - ships same or next business day
  • Packaging: Securely boxed approximately 41 x 21 x 16 inches
  • Weight: 55.5 lbs
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