PPE 2020-2024 GM 6.6L Duramax Bar and Plate Transmission Fluid Cooler - 124066000

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  • Regular price $350.99


Boost your transmission a performance with this PPE Bar and Plate Transmission Fluid Cooler. Bigger effective cooling area and thicker core enables PPE cooler to draw 200% more heat from your transmission fluid compared to the factory cooler.  We observed up to 40°F temperature drop with PPE cooler installed.

PPE Bar and Plate Transmission Cooler is made of high-quality aluminum, with specially engineered fin construction to maximize cooling efficiency while maintaining pressure drop as low as possible. It is a direct replacement with no modification or additional parts needed. Reuse factory cooler hardware for installation.


  • 200% more heat dissipation
  • Direct replacement using factory mounting locations
  • High-quality aluminum construction
  • Limited lifetime warranty