






Mishimoto MMTC-DMAX-15SL Transmission Cooler (2015-2016 6.6L Duramax)
Get It Installed at Our Shop
Skip the Driveway — Our 9-Bay Diesel Shop in Wildwood, FL can Install this for You.
Secure Checkout
Genuine Parts
Fast Shipping
Diesel Experts
Not sure this fits your build? Call or Text Us: (352) 722-5295
Save Contact
Diesel Dollars is Southern Diesel Supply's Loyalty Program. Purchasing with Us Earns you 1 Point for every 1 Dollar spent to use for future buys!
By ordering the Mishimoto MMTC-DMAX-15SL Transmission Cooler (2015-2016 6.6L Duramax) you will earn 551 DIESEL DOLLARS in your SDS Fuel Tank!
The Mishimoto MMTC-DMAX-15SL Transmission Cooler is a superior high-performance trans cooler for your 2015-2016 GM 6.6L Duramax LML. This direct-fit transmission cooler features a stacked-plate construction for larger core volume and greater external fin surface over the factory cooler. Compared to the factory unit, this transmission cooler delivers improved cooling ability and maximum reliability. The included hardware kit provides a leak-free connection to the factory transmission cooler lines and everything needed for an easy installation. Whether your truck is a daily driver, heavy hauler or a competition vehicle, this cooler will keep the transmission temps in check, even in most demanding situations.
Features:
- Direct-Fit Installation
- Stacked-Plate Design
- Complete Hardware Kit
- Lifetime Warranty
Manufacturer Warranty*:
Limited Lifetime
Limited Lifetime

Mishimoto MMTC-DMAX-15SL Transmission Cooler (2015-2016 6.6L Duramax)
Sale price$550.99
Diesel Dollars is Southern Diesel Supply's Loyalty Program. Purchasing with Us Earns you 1 Point for every 1 Dollar spent to use for future buys!
By ordering the Mishimoto MMTC-DMAX-15SL Transmission Cooler (2015-2016 6.6L Duramax) you will earn 551 DIESEL DOLLARS in your SDS Fuel Tank!


