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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
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Description
Mishimoto 11-14 Chevrolet / GMC 6.6L Duramax (LML) Transmission CoolerThere's no greater enemy for a transmission than heat. Whether your 2011 2014 Chevy GMC 6. 6L Duramax is a dedicated tow vehicle, hardworking fleet truck, or a daily driver with a liking for the drag strip, you need to ensure that your transmission runs cool. Luckily, Mishimoto has developed a direct fit transmission cooler to do just that. Our 2011 2014 Chevy GMC 6. 6L Duramax transmission cooler utilizes a stacked plate design for maximum durability
There's no greater enemy for a transmission than heat. Whether your 2011-2014 Chevy/GMC 6.6L Duramax is a dedicated tow vehicle, hardworking fleet truck, or a daily driver with a liking for the drag-strip, you need to ensure that your transmission runs cool. Luckily, Mishimoto has developed a direct-fit transmission cooler to do just that. Our 2011-2014 Chevy/GMC 6.6L Duramax transmission cooler utilizes a stacked-plate design for maximum durability and powerful cooling. Aside from It's durable construction, this transmission cooler is significantly larger than the stock core. The Mishimoto transmission cooler boasts a 41-percent greater core volume, and 73-percent greater fin surface area than the stock 2011-2014 Duramax transmission cooler. The included CNC-machined adapters connect directly to the stock transmission cooler lines for leak-free cooling. Direct-fit brackets and tailor-made hoses make installation easy. Like all Mishimoto products, this transmission cooler is backed up by our Lifetime Warranty with Accident Protection for worry free cooling as long as you own it.This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2011-2014 | Chevrolet | Silverado 2500 HD | LT |
| 2011-2014 | Chevrolet | Silverado 2500 HD | LTZ |
| 2011-2014 | Chevrolet | Silverado 2500 HD | WT |
| 2011-2014 | Chevrolet | Silverado 3500 HD | LT |
| 2011-2014 | Chevrolet | Silverado 3500 HD | LTZ |
| 2011-2014 | Chevrolet | Silverado 3500 HD | WT |
| 2011-2014 | GMC | Sierra 2500 HD | Denali |
| 2011-2014 | GMC | Sierra 2500 HD | SLE |
| 2011-2014 | GMC | Sierra 2500 HD | SLT |
| 2011-2014 | GMC | Sierra 2500 HD | WT |
| 2011-2014 | GMC | Sierra 3500 HD | Denali |
| 2011-2014 | GMC | Sierra 3500 HD | SLE |
| 2011-2014 | GMC | Sierra 3500 HD | SLT |
| 2011-2014 | GMC | Sierra 3500 HD | WT |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- 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
4.2 ★★★★★
Based on 5 reviews
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Product Reviews
★★★★★ 5
Great Travel Q-Tips in Sturdy Reusable Container
Size: 30 Count (Pack of 1)
Great travel pack of the best brand on the market Q-Tips and can easily be refilled and used over and over. I thought maybe after 10 plus years it was time to buy another one for our trips, very durable and the Q-Tips brand is the only brand with soft real cotton tips that are thick enough that they don’t hurt your ears. Great price and delivered quickly.
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Reviewed in the United States on April 26, 2026
★★★★★ 5
Perfect for Travel and Everyday Use
Size: 30 Count (Pack of 1)
These Q-tips are the same great quality as the regular ones, just in a smaller, travel-friendly pack. The cotton tips are soft and sturdy, and they don’t unravel like cheaper brands. The compact container fits perfectly in my toiletry bag or purse, so it’s super convenient for trips or quick touch-ups on the go.
I use them for everything — cleaning small areas, makeup fixes, and first aid. It’s nice knowing they’re 100% cotton and gentle on the skin. Great little pack to keep around for travel or your car!
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Reviewed in the United States on October 15, 2025
★★★★★ 5
Handy travel essentials
Size: 30 Count (Pack of 1)
Traveling with these has been simple. They're compact, work well, and don't cost a lot. Perfect for keeping things easy while on the go.
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Reviewed in the United States on April 17, 2026
★★★★★ 5
Love the packaging because can be reused over and over when you run out and refill !
Size: 30 Count (Pack of 1)
Definitely one of the best quality stops ever ! I really like how they feel in the ear and how smoothly they turn. These are also great for makeup usage both applying and removing ! I really like the packaging of this travel size ! They fit in a side pouch of my backpack and my pocketbook ! Worth buying because when you run out you can reuse the packaging for any brand of tips !
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Reviewed in the United States on February 15, 2026
★★★★★ 5
Needed for my travels
Size: 30 Count (Pack of 1)
Items go great in my travel bag and I didn't have a problem with airport clearance. I use them all the time because of the cost is efficient, softness, they last and are durable to use. I prefer this brand versus other brands .
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Reviewed in the United States on April 9, 2026