Description
Keep Transmission Fluids Cool. Don’t let high transmission fluid temperatures affect your Sierra 2500’s performance with this Mishimoto Transmission Cooler in Silver. With its excellent cooling ability, you’ll extend the service life of your truck’s transmission components with this kit.
First-Rate Build. The stacked-plate construction offers more core volume and external fin surface area for superior cooling. CNC-machined adapters make it easy to attach to the stock fluid lines, and this comes supplied in silver for a clean look in the engine bay.
Direct Installation. This product directly replaces the stock cooler, so no modifications are needed. The easily installed kit needs only common hand tools for the installation process.
Comes with a Lifetime Limited Warranty. This kit comes with the manufacturer’s lifetime limited warranty against defects. Please consult the manufacturer’s website for the terms and conditions of the warranty policy.
Application. This Mishimoto Transmission Cooler in Silver will fit all models of the 2017-2019 GMC Sierra 2500 HD 6.6L.
Mishimoto MMTC-DMAX-17SL
CA Residents: WARNING: Cancer and Reproductive Harm
- For Efficient Transmission Fluid Heat Dissipation
- Aluminum Stacked-Plate Construction
- With a Silver Finish
- Greater External Fin Surface Area and Core Volume
- Measures 5.78 x 1.25 x 27.95 Inches
- Bolts on Directly
- Protected by a Manufacturer’s Lifetime Warranty
- Built for Automatic Transmissions
- Fits All Models of the 2017-2019 GMC Sierra 2500 HD 6.6L






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