Mishimoto

Mishimoto MMTC-DMAX-17SL Transmission Cooler 2017-2019 GM 6.6L Duramax L5P Silver

SKU: misMMTC-DMAX-17SL UPC: 8.40198E+11
In stock - 6 items available
$499.95

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Shipping PolicyRMAs and Core ReturnsQuestions? Call (503) 235-1947

Verified Fitment & Application Support

This product is selected for proper fitment and compatibility with the listed engine application. Our team is available to assist with fitment questions, installation considerations, and supporting components to ensure a smooth install and reliable performance.

Got Questions? Feel free to email us or call us at (503) 235-1947

This transmission cooler fits the 2017-2019 GM 6.6L Duramax L5P and adds cooling capacity for the transmission fluid.

Key Features

  • 67% greater core volume than stock
  • 164% greater fin surface area than stock
  • Stacked-plate core design
  • Direct-fit design
  • Silver finish
  • Mishimoto Lifetime Warranty

Fitment

  • 2017-2019 GM 6.6L Duramax L5P

Product Details

  • Brand: Mishimoto
  • Manufacturer Part Number: MMTC-DMAX-17SL
  • Type: Transmission Cooler
  • Finish: Silver

Orders typically ship within 24–48 hours of being received, but because of vendor shipping times some orders may take longer. We ship within the United States only (48 contiguous states plus DC).

Shipping Height: 4.8

Shipping Length: 35.5

Shipping Width: 10.9
California Proposition 65
WARNING: This product can expose you to chemicals that are known to the State of California to cause cancer and/or reproductive harm. For more information, visit www.P65Warnings.ca.gov.