SKU: 39467906301

GM Duramax 6.6L Cold Air Intake (2011-2016)

Sale price$172.75 Regular price$191.95
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Description

GM Duramax 6.6L Cold Air Intake (2011-2016)Vehicle Fitment This Duramax 6. 6L Cold Air Intake Pipe is custom designed for the following models : 2011 2016 GMC Sierra 2500 3500 2011 2016 Chevrolet Silverado 2500 3500 It fits only vehicles with the OEM style 3 bolt flange on the turbo direct pipe. To guarantee optimal functionality, race tuning must be performed after installation. Please note that this kit is not compatible with Cab & Chassis trucks. Key Benefits of Duramax 6. 6L Cold Air

Vehicle Fitment

This Duramax 6.6L Cold Air Intake Pipe is custom designed for the following models :

  • 2011-2016 GMC Sierra 2500/3500
  • 2011-2016 Chevrolet Silverado 2500/3500

It fits only vehicles with the OEM-style 3-bolt flange on the turbo direct pipe. To guarantee optimal functionality, race tuning must be performed after installation.

Please note that this kit is not compatible with Cab & Chassis trucks.


Key Benefits of Duramax 6.6L Cold Air Intake :

  • Enhanced airflow for improved engine efficiency
  • Strong, high-temperature resistant silicone components
  • Options for controlling airflow with secondary inlet plug

Maximum Performance

Our cold air intake minimizes restriction and delivers 29.10% better airflow than the stock setup. The kit includes a fully enclosed airbox that shields the filter from dirt and keeps unwanted engine heat out. As a result, your engine benefits from cooler, denser air, enhancing performance on the road or the track.


Stronger, Longer-Lasting Silicone Parts

S&B uses premium silicone parts that offer a better seal and greater durability compared to standard rubber. This high-quality material handles temperatures up to 400°F without cracking or tearing. Additionally, silicone has a high-friction surface and no oily residue, preventing filters and couplers from sliding off the tube. You can choose between 8-layer Cotton Cleanable or Dry Extendable media for your preferred filtration setup.


Choose Your Airflow

Designed with a secondary inlet, the 2011-2016 Duramax intake allows for even better airflow. If you prefer to pull air solely from the fender inlet, the included silicone plug lets you easily block off the secondary inlet, giving you complete control over the airflow.


Avoid Check Engine Lights

To ensure smooth operation, S&B devotes extensive resources to engineering intakes that work perfectly with your engine's stock calibration or custom tuning. This kit integrates a properly mapped Mass Air Flow (MAF) Sensor, preventing any check engine lights.


Cooler Air, Better Performance

Our one-piece airbox design includes an integrated seal, which blocks engine heat from entering the intake system. By keeping the air cooler and denser, the intake helps improve overall performance, ensuring your vehicle runs at its best.


 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 39467906301

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Crowder
Chelsea, US
★★★★★ 5
Great reusable moisturizing
Size: Regular, Color: Cream
Love these! Use them often to help moisturize my heels with my favorite moisturizer. Comfortable and easy to use
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 21, 2026
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Heather
Louisville, US
★★★★★ 5
Buy these!
Size: Regular, Color: Cream
I only write a review when I have a strong opinion and want to help others decide. I've been having trouble with cracked heels for months. Previously I had just been using regular socks, but these slip-ons have been game changers! They don't make my feet hot at night. They are comfortable and in the morning my heels feel soft, and I don't need to use them everyday. They look good and fit well even if I want to wear them under socks or in shoes during the day. They really do help if you have cracked heels along with some kind of lotion. Definitely effective!
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Reviewed in the United States on May 19, 2025
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Beverly K.
New York, US
★★★★★ 5
Cracked heels are gone after 5 applications
Size: Regular, Color: Cream
These moisturizing socks work great. My heels are happy again. The open toe design makes it so my feet don’t overheat at night. It only took 5 times to get rid of my painful cracked heels. Now I wear them 1-2 times a week to keep my heels healthy.
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Reviewed in the United States on January 6, 2026
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Lori
Birmingham, US
★★★★★ 4
Really nice but needs a few small improvements
Size: Regular, Color: Cream
Super comfortable and the gel lining feels so nice on my feet. They seem to do their job and help with moisturizing and so far the quality has been great. I deducted a star because they can be difficult to clean and may not fit wider feet. Otherwise a great value for your money
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Reviewed in the United States on December 31, 2025
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Sandy B
Massapequa, US
★★★★★ 5
Perfect socks for cracked heels
Size: Regular, Color: Cream
These are the best for your cracked heels. They still keep their shape and softening power even after washing.
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Reviewed in the United States on January 4, 2026

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