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Mishimoto Mishimoto 02-04.5 Chevrolet 6.6L Duramax Intercooler Kit w/ Pipes (Silver)
Mishimoto Mishimoto 02-04.5 Chevrolet 6.6L Duramax Intercooler Kit w/ Pipes (Silver)
Mishimoto Mishimoto 02-04.5 Chevrolet 6.6L Duramax Intercooler Kit w/ Pipes (Silver)
Mishimoto Mishimoto 02-04.5 Chevrolet 6.6L Duramax Intercooler Kit w/ Pipes (Silver)
Mishimoto Mishimoto 02-04.5 Chevrolet 6.6L Duramax Intercooler Kit w/ Pipes (Silver)
Mishimoto Mishimoto 02-04.5 Chevrolet 6.6L Duramax Intercooler Kit w/ Pipes (Silver)
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Mishimoto 02-04.5 Chevrolet 6.6L Duramax Intercooler Kit w/ Pipes (Silver)

Mishimoto
MISMMINT-DMAX-02KSL
748666004856
Intercooler Kits
15 Units In Stock - Ships Next Business Day
$ 1,756.00 $ 1,595.95
$ 1,595.95

SKU: MMINT-DMAX-02KSL | UPC: 748666004856

Mishimoto 02-04.5 Chevrolet 6.6L Duramax Intercooler Kit w/ Pipes (Silver)

Boost performance in your 2002-2004.5 Chevrolet Silverado and GMC Sierra 2500 HD 3500 HD trucks with the Mishimoto intercooler kit featuring a larger bar-and-plate core and aluminum pipes. This direct-fit upgrade for 6.6L Duramax LB7 engines reduces intake air temperatures by up to 25°F for increased horsepower torque and engine reliability under heavy loads. Complete kit includes intercooler pipes and hardware for seamless installation.

Key Features

  • 42% Larger Core: 24" x 7.5" x 3.5" bar-and-plate design increases volume over stock for faster heat dissipation and cooler denser air charges
  • Mandrel-Bent Aluminum Pipes: 6061 aluminum construction with smooth bends minimizes turbulence and pressure drop for unrestricted airflow
  • Cast End Tanks: Durable aluminum tanks with OEM-style inlet/outlet sizing ensure maximum flow and long-term strength
  • Silver Powder-Coated Finish: Resists corrosion and withstands extreme underhood conditions for lasting appearance and protection
  • Direct Bolt-On Fit: Precision-engineered to replace factory intercooler without modifications on LB7 Duramax trucks

Product Notes

  • Kit supports stock and mildly modified turbo setups up to 400hp
  • Requires removal of factory plastic piping during install
  • Oversize item ships via freight carrier

Installation Notes

  • Professional installation recommended.
  • Allow 4-6 hours for complete install using basic hand tools
  • Includes all necessary brackets clamps and hardware for direct mounting

This Part Fits

Year Make Model Submodel
2001-2004 Chevrolet Silverado 2500 HD Base
2001-2004 Chevrolet Silverado 2500 HD LS
2001-2004 Chevrolet Silverado 2500 HD LT
2003-2005 Chevrolet Silverado 2500 HD WT
2001-2004 Chevrolet Silverado 3500 Base
2001-2004 Chevrolet Silverado 3500 LS
2004 Chevrolet Silverado 3500 WT
2001-2004 GMC Sierra 2500 HD Base
2001-2002 GMC Sierra 2500 HD SL
2001-2004 GMC Sierra 2500 HD SLE
2001-2004 GMC Sierra 2500 HD SLT
2003-2004 GMC Sierra 2500 HD WT
2001-2004 GMC Sierra 3500 Base
2001-2004 GMC Sierra 3500 SLE
2001-2004 GMC Sierra 3500 SLT
2004 GMC Sierra 3500 WT

Why Choose Mishimoto?

  • Lifetime warranty covers core and welds against defects
  • Dyno-tested for real-world power gains on Duramax LB7
  • Engineered with CAD/CFD for precise fit and airflow

Frequently Asked Questions

  • Q: Does this fit 2001 Silverado 2500HD 6.6L Duramax LB7?
    A: Yes fits all 2001-2004.5 Chevy GMC 2500/3500 HD models with LB7 engine regardless of transmission including Allison 1000 4L80E NV4500 S6-650
  • Q: What material is the intercooler made from?
    A: Full 6061 aluminum construction with bar-and-plate core cast end tanks and powder-coated silver finish for durability
  • Q: What is the warranty and install difficulty?
    A: Lifetime warranty on intercooler. Bolt-on install takes 4-6 hours professional install advised for best results

Shipping & Handling

  • Method: Freight truck shipping for oversize package
  • Availability: In stock - ships same or next business day
  • Packaging: Securely boxed 48 x 24 x 12 inches
  • Weight: 58 lbs product 68 lbs shipping
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