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Mishimoto Mishimoto 11+ Chevy 6.6L Duramax Intercooler Pipe and Boot Kit
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Mishimoto 11+ Chevy 6.6L Duramax Intercooler Pipe and Boot Kit

Mishimoto
MISMMICP-DMAX-11KBK
748354016567
Silicone Couplers & Hoses
1 Units In Stock - Ships Next Business Day
$ 803.00 $ 729.95
$ 729.95

SKU: MMICP-DMAX-11KBK | UPC: 748354016567

Mishimoto 11+ Chevy 6.6L Duramax Intercooler Pipe and Boot Kit

Replace weak factory plastic intercooler pipes with this Mishimoto kit designed for 2011-2016 Chevrolet Silverado 2500 HD/3500 HD and GMC Sierra 2500 HD/3500 HD models equipped with the 6.6L Duramax LML engine. Mandrel-bent 6061 aluminum piping delivers smoother airflow and higher boost pressure to unlock more horsepower and torque. High-quality silicone boots and clamps ensure leak-free performance under extreme conditions.

Key Features

  • Mandrel-Bent Aluminum Piping: 2.5-inch diameter with smooth bends reduces restriction and turbulence for improved throttle response and power gains up to 20+ HP.
  • DuraCore Silicone Boots: Reinforced multi-layer construction resists cracking and blowing out at high boost levels unlike stock rubber boots.
  • Stainless Steel T-Bolt Clamps: Constant tension design provides secure, vibration-resistant connections for long-term reliability.
  • Black Powder-Coated Finish: Resists corrosion, heat, and road salt for durable appearance and protection in harsh environments.
  • Direct Bolt-On Design: Plug-and-play installation with no cutting, drilling, or modifications required on stock or tuned Duramax trucks.

Product Notes

  • Special order item, processing may take 2-5 extra business days before shipping.
  • Pair with Mishimoto intercooler for maximum cooling and performance gains.
  • Ships in one oversized box measuring 42 x 14 x 12 inches.

Installation Notes

  • Professional installation recommended.
  • Estimated install time 1-2 hours with basic hand tools and jack stands.
  • Compatible with stock turbo, intercooler, and aftermarket tunes. no hardware changes needed.

This Part Fits

Year Make Model Submodel
2011-2016 Chevrolet Silverado 2500 HD LT
2011-2016 Chevrolet Silverado 2500 HD LTZ
2011-2016 Chevrolet Silverado 2500 HD WT
2011-2016 Chevrolet Silverado 2500 HD High Country
2011-2016 Chevrolet Silverado 3500 HD LT
2011-2016 Chevrolet Silverado 3500 HD LTZ
2011-2016 Chevrolet Silverado 3500 HD WT
2011-2016 Chevrolet Silverado 3500 HD High Country
2011-2016 GMC Sierra 2500 HD SLE
2011-2016 GMC Sierra 2500 HD SLT
2011-2016 GMC Sierra 2500 HD Denali
2011-2016 GMC Sierra 2500 HD WT
2011-2016 GMC Sierra 2500 HD Base
2011-2016 GMC Sierra 3500 HD SLE
2011-2016 GMC Sierra 3500 HD SLT
2011-2016 GMC Sierra 3500 HD Denali
2011-2016 GMC Sierra 3500 HD WT
2011-2016 GMC Sierra 3500 HD Base

Why Choose Mishimoto?

  • Engineered and tested in the USA for Duramax-specific performance gains.
  • 6061 aluminum construction withstands 50+ PSI boost without failure.
  • Lifetime warranty protects against defects for worry-free ownership.

Frequently Asked Questions

  • Q: Will this fit my 2013 GMC Sierra 3500 HD Denali Duramax?
    A: Yes, direct fit for all 2011-2016 Chevy Silverado and GMC Sierra 2500/3500 HD with 6.6L LML Duramax engine across all submodels.
  • Q: What materials are used in the pipes and boots?
    A: 6061 aluminum piping with 4-ply reinforced silicone boots and stainless steel clamps for heat and pressure resistance.
  • Q: What is the warranty and install process?
    A: Lifetime warranty from Mishimoto. Bolt-on install takes 1-2 hours. remove stock pipes, transfer sensors, and secure new kit with provided clamps.

Shipping & Handling

  • Method: UPS Ground or FedEx
  • Availability: In stock - ships same or next business day
  • Packaging: Single oversized box 42 x 14 x 12 inches
  • Weight: 15 lbs

Request For Information

Have questions about Mishimoto 11+ Chevy 6.6L Duramax Intercooler Pipe and Boot Kit? Fill out the form below and we'll get back to you by the next business day.
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