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Last Chance Fleece Performance 11-14 Gm Duramax 2500/3500 Heavy Duty Trans Cooler Lines Kit [kbNLHpGE]

$47.99 $153.99 -69%

Fleece Performance GM Duramax Trans Cooler LinesEnhance the cooling performance of your 11-14 GM Duramax 2500/3500 Heavy Duty truck with Fleece Performance's premium Trans Cooler Lines. Designed to withstand the rigors of heavy-duty use, these lines

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Fleece Performance GM Duramax Trans Cooler Lines

Enhance the cooling performance of your 11-14 GM Duramax 2500/3500 Heavy Duty truck with Fleece Performance's premium Trans Cooler Lines. Designed to withstand the rigors of heavy-duty use, these lines are a must-have for anyone looking to maintain optimal transmission efficiency.

Top-Grade Materials and Design

Our Trans Cooler Lines are crafted from high-quality materials, ensuring durability and reliability. The lines feature a robust construction with thick walls to prevent kinking and cracking, even under extreme conditions. Key features include:

  • Thick-walled construction for maximum durability
  • Seamless design to prevent leaks and ensure a secure fit

Optimized Performance for Duramax Trucks

Investing in Fleece Performance's Trans Cooler Lines offers numerous benefits for daily use and heavy-duty applications. These lines are specifically designed to fit the 11-14 GM Duramax 2500/3500 Heavy Duty trucks, providing the following advantages:

  • Improved cooling efficiency to extend transmission life
  • Reduced heat buildup for enhanced overall performance

What Our Customers Say

January 1, 2026

Absolutely no complaints!

An awesome find. The quality is so very, so great.

- Rhydderch Z..

January 1, 2026

Absolutely no complaints!

Works without a single flaw. A true joy.

- Hilda C..

January 1, 2026

Absolutely no complaints!

This is a very good and a very, very, very fine tool.

- Math X..

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