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When horsepower is nearing the 4-digit mark
Great For 550 Flywheel HP
Large surface area to transfer heat for external air flow cooling
The PPE intercooler is 77 percent less restrictive than the stock GM intercooler
Improves MPG
PPE Diesel 124066000 2020-2023 GM 6.6L Duramax Bar and Plate Transmission Fluid Cooler 2001-2004 Chevy/GMC Duramax 6.6 LB7 When horsepower is nearing theBoost your transmission performance with this PPE Bar and Plate Transmission Fluid Cooler. A bigger effective cooling area and thicker core enable the PPE cooler to draw 200% more heat from your transmission fluid compared to the factory cooler. We observed up to 40F temperature drop with a PPE cooler installed. PPE Bar and Plate Transmission Coolers are made of high quality aluminum, with specially engineered fin construction to maximize cooling