Fleece Performance 11-14 GM Duramax 2500/3500 Heavy Duty Trans Cooler Lines
Fleece Performance 11-14 GM Duramax 2500/3500 Heavy Duty Trans Cooler Lines
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Fleece Performance 11-14 GM Duramax 2500/3500 Heavy Duty Trans Cooler Lines
Upgrade your vehicle's performance and reliability with the Fleece Performance Heavy Duty Trans Cooler Lines designed specifically for 2011-2014 GM Duramax 2500/3500 models. Engineered for durability and efficiency, these trans cooler lines are the perfect solution for enhancing your truck's transmission cooling system.
Key Features:
- Heavy Duty Construction: Built to withstand demanding conditions, ensuring long-lasting performance.
- Perfect Fit: Designed specifically for 2011-2014 GM Duramax 2500 and 3500 models, providing an easy installation.
- Optimal Cooling Efficiency: Enhances transmission cooling for improved performance and extended lifespan.
- Corrosion Resistant: Constructed with materials that prevent rust and wear, maintaining integrity over time.
Benefits:
- Reduce the risk of overheating, protecting your transmission from damage.
- Improve overall vehicle performance and reliability, ensuring you can tackle any job with confidence.
- Easy installation means less downtime for your truck, getting you back on the road faster.
Don’t compromise on quality when it comes to your truck’s performance. Choose the Fleece Performance Heavy Duty Trans Cooler Lines for the reliability and strength your vehicle deserves.
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

