Image of PPE Heavy Duty Bar and Plate Transmission Cooler For 2020+ GM 1500 3.0L Diesel
Image of PPE Heavy Duty Bar and Plate Transmission Cooler For 2020+ GM 1500 3.0L Diesel
Image of PPE Heavy Duty Bar and Plate Transmission Cooler For 2020+ GM 1500 3.0L Diesel
Image of PPE Heavy Duty Bar and Plate Transmission Cooler For 2020+ GM 1500 3.0L Diesel
Image of PPE Heavy Duty Bar and Plate Transmission Cooler For 2020+ GM 1500 3.0L Diesel

PPE Heavy Duty Bar & Plate Transmission Cooler for 19–25 GM Chevrolet Silverado 1500/ GMC Sierra 1500 3.0L/5.3L/6.2L

SKU: 124067000

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$350.99
$350.99
$404.00

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Upgrade your truck’s cooling performance with the PPE Heavy Duty Bar and Plate Transmission Cooler, engineered to dramatically reduce transmission temperatures on 2019–2025 GM 1500 trucks. Featuring a massive 248 cu-in core volume and 73 percent larger frontal area, this high-capacity aluminum cooler delivers up to a 45°F temperature drop under identical operating conditions compared to the factory unit. Reduced heat means smoother shifting, improved durability, and extended transmission life, especially during towing, hauling, and off-road use.

PPE’s all-aluminum bar and plate construction offers superior heat dissipation, increased flow capacity, and outstanding structural strength. Fully TIG-welded end tanks and louvered fins maximize cooling efficiency while retaining low pressure drop. This cooler mounts directly in the factory location, reuses OEM hardware, and requires no cutting or modification. For 3.0L Duramax models, PPE recommends adding the Thermostat Bypass Valve (SKU 125069000) for optimal cooling performance.  For 2026 Silverado/Sierra 1500 trucks, use PPE SKU 124068000.

Features:

  • Massive 248 cu in core boosts cooling capacity for heavy-duty use
  • Up to 45°F cooler temps improve shifting and transmission life
  • 73 percent larger frontal area increases airflow and heat transfer
  • All-aluminum bar and plate body maximizes durability and strength
  • Dense louvered fins enhance thermal efficiency under load
  • Fully TIG-welded end tanks ensure long-lasting leak resistance
  • Direct-fit design installs using factory mounting locations
  • Ideal upgrade for towing, hauling, and high-heat applications

Specifications:

  • Core Volume: 248 cu in
  • Temp Reduction: Up to 45°F
  • Frontal Area Increase: 73% Larger
  • Construction: All-Aluminum Bar and Plate
  • End Tanks: Fully TIG-Welded
  • Flow Design: Low Pressure Drop
  • Installation: Direct OEM Replacement
  • Transmission Fit: GM 10L80 / 10L90

Included:

  • (1) PPE Bar and Plate Transmission Cooler 

Fitment:

  • 2019–2025 GMC Sierra 1500 6.2L V8 Gas
  • 2019–2025 GMC Sierra 1500 5.3L V8 Gas
  • 2021–2025 GMC Sierra 1500 3.0L I6 Duramax Diesel
  • 2019–2025 Chevrolet Silverado 1500 6.2L V8 Gas
  • 2019–2025 Chevrolet Silverado 1500 5.3L V8 Gas
  • 2020–2025 Chevrolet Silverado 1500 3.0L I6 Duramax Diesel

Notes:

  • Direct Replacement
  • Limited Lifetime Warranty

Product Specs

SKU:
124067000
Brand:
PPE
part type:
Transmission

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