Premium Transmission Oil Cooler Kit For GMC Sierra 2500HD And 3500HD Pickup Trucks With The Mighty 6.6L Diesel Engine From Model Years 2011 Through 2014 Guaranteed To Keep Your Rig Cool And Running Smooth On Any Tough Road Trip Without Overheating Issues

GMC Sierra 2500HD 3500HD Diesel Transmission Oil Cooler Kit
✔️ Fits 2011-2014 6.6L Engines GM Parts 22819356 POC124

This transmission oil cooler kit lowers heat for towing and hauling rigs that face tough conditions.

✅ Direct replacement fitment for select General Motors pickup models
✅ Includes multiple OEM part number equivalents like 22819356 and GM4050114
✅ Designed to handle factory cooling loads without extra modifications

💡 What happens if your truck transmission gets too hot during towing?
Overheating cuts engine life fast so manage temps with better flow
- Prevents clutch slippage and extends fluid change intervals
- Helps keeps hydraulic pressure steady when carrying heavy loads

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