Dorman 918-278 Automatic Transmission Oil Cooler is designed as a direct replacement for the original cooler on select Chevrolet and GMC heavy-duty trucks.
It helps maintain proper transmission fluid temperature and is intended to replace an original cooler that has failed due to heat, corrosion, or damage.
Key Features:
- Direct-replacement transmission oil cooler
- Designed to match original cooler function
- Helps maintain proper transmission fluid temperature
- Durable construction for reliable performance
- Manufactured to strict specifications
- Vehicle-specific fitment
- Black finish
Fits Select:
- 2007–2010 Chevrolet Silverado 2500 HD
- 2007–2010 Chevrolet Silverado 3500 HD
- 2007–2010 GMC Sierra 2500 HD
- 2007–2010 GMC Sierra 3500 HD
Brand: Dorman
Part Number: 918-278
Product Type: Automatic Transmission Oil Cooler
Please verify vehicle fitment before ordering.

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