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HomeShopTransmission CoolersMishimoto 11-14 Chevrolet / GMC 6.6L Duramax LML Transmission Cooler
Sale
Mishimoto 11-14 Chevrolet / GMC 6.6L Duramax LML Transmission Cooler
Mishimoto 11-14 Chevrolet / GMC 6.6L Duramax LML Transmission Cooler - Image 2
Mishimoto 11-14 Chevrolet / GMC 6.6L Duramax LML Transmission Cooler - Image 3
Mishimoto 11-14 Chevrolet / GMC 6.6L Duramax LML Transmission Cooler - Image 4
Mishimoto 11-14 Chevrolet / GMC 6.6L Duramax LML Transmission Cooler - Image 5
Mishimoto 11-14 Chevrolet / GMC 6.6L Duramax LML Transmission Cooler - Image 6
Mishimoto 11-14 Chevrolet / GMC 6.6L Duramax LML Transmission Cooler - Image 7
Mishimoto 11-14 Chevrolet / GMC 6.6L Duramax LML Transmission Cooler - Image 8
Mishimoto 11-14 Chevrolet / GMC 6.6L Duramax LML Transmission Cooler - Image 9

Mishimoto 11-14 Chevrolet / GMC 6.6L Duramax LML Transmission Cooler

SKU: MMTC-DMAX-11SL

Original price was: $549.00.Current price is: $498.95.

In stock

5 in stock

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.
  • CNC-machined adapters make it easy to connect Mishimoto cooler to stock fluid lines or AN lines
  • Direct-fit for all 2011-2014 Chevrolet/GMC with Allison transmission (LML)
  • Stacked-plate construction for maximum durability and superior cooling
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Description

Ensure optimal transmission performance with the Mishimoto 11-14 Chevrolet and GMC 6.6L Duramax LML Transmission Cooler. Designed to combat heat buildup, this direct-fit cooler features a robust stacked-plate construction that provides maximum durability and superior cooling efficiency. Its larger core volume and increased fin surface area—41% and 73% respectively—offer significantly enhanced heat dissipation compared to the stock cooler, making it ideal for towing heavy loads, fleet operations, or daily driving that involves frequent high-stress conditions. The cooler connects seamlessly to the factory transmission lines via CNC-machined adapters, ensuring a leak-free installation and reliable operation. The included direct-fit brackets and custom hoses simplify the installation process, saving time and effort while providing a clean, factory-like fit. Built with quality and longevity in mind, this Mishimoto transmission cooler is backed by a lifetime warranty with accident protection, offering peace of mind for as long as you own the vehicle.

Features:

  • CNC-machined adapters facilitate easy connection to stock fluid lines or AN lines
  • Direct-fit design compatible with all 2011-2014 Chevrolet and GMC models with Allison transmission (LML)
  • Stacked-plate construction for maximum durability and efficient cooling

Fitment:
Chevrolet Silverado 2500 HD LT 2011
Chevrolet Silverado 2500 HD LT 2012
Chevrolet Silverado 2500 HD LT 2013
Chevrolet Silverado 2500 HD LT 2014
Chevrolet Silverado 2500 HD LTZ 2011
Chevrolet Silverado 2500 HD LTZ 2012
Chevrolet Silverado 2500 HD LTZ 2013
Chevrolet Silverado 2500 HD LTZ 2014
Chevrolet Silverado 2500 HD WT 2011
Chevrolet Silverado 2500 HD WT 2012
Chevrolet Silverado 2500 HD WT 2013
Chevrolet Silverado 2500 HD WT 2014
Chevrolet Silverado 3500 HD LT 2011
Chevrolet Silverado 3500 HD LT 2012
Chevrolet Silverado 3500 HD LT 2013
Chevrolet Silverado 3500 HD LT 2014
Chevrolet Silverado 3500 HD LTZ 2011
Chevrolet Silverado 3500 HD LTZ 2012
Chevrolet Silverado 3500 HD LTZ 2013
Chevrolet Silverado 3500 HD LTZ 2014
Chevrolet Silverado 3500 HD WT 2011
Chevrolet Silverado 3500 HD WT 2012
Chevrolet Silverado 3500 HD WT 2013
Chevrolet Silverado 3500 HD WT 2014
GMC Sierra 2500 HD Denali 2011
GMC Sierra 2500 HD Denali 2012
GMC Sierra 2500 HD Denali 2013
GMC Sierra 2500 HD Denali 2014
GMC Sierra 2500 HD SLE 2011
GMC Sierra 2500 HD SLE 2012
GMC Sierra 2500 HD SLE 2013
GMC Sierra 2500 HD SLE 2014
GMC Sierra 2500 HD SLT 2011
GMC Sierra 2500 HD SLT 2012
GMC Sierra 2500 HD SLT 2013
GMC Sierra 2500 HD SLT 2014
GMC Sierra 2500 HD WT 2011
GMC Sierra 2500 HD WT 2012
GMC Sierra 2500 HD WT 2013
GMC Sierra 2500 HD WT 2014
GMC Sierra 3500 HD Denali 2011
GMC Sierra 3500 HD Denali 2012
GMC Sierra 3500 HD Denali 2013
GMC Sierra 3500 HD Denali 2014
GMC Sierra 3500 HD SLE 2011
GMC Sierra 3500 HD SLE 2012
GMC Sierra 3500 HD SLE 2013
GMC Sierra 3500 HD SLE 2014
GMC Sierra 3500 HD SLT 2011
GMC Sierra 3500 HD SLT 2012
GMC Sierra 3500 HD SLT 2013
GMC Sierra 3500 HD SLT 2014
GMC Sierra 3500 HD WT 2011
GMC Sierra 3500 HD WT 2012
GMC Sierra 3500 HD WT 2013
GMC Sierra 3500 HD WT 2014

Additional information

Weight 9.6 lbs
Dimensions 29.7 × 16.2 × 4.6 in
air_freight_prohibited

false
not_carb_approved

false
ltl_freight_required

false
prop_65

Y
part_type

automotive
epa

N/A
carb_acknowledgement_required

false
regular_stock

t
upc

811580034107
brand

Mishimoto
part_number

MMTC-DMAX-11SL

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