
XDP XD309 X-TRA Cool Direct-Fit Transmission Oil Cooler – Enhanced Durability and Cooling for Your Duramax
Upgrade the cooling performance of your 2001-2005 Duramax truck with the XDP XD309 X-TRA Cool Direct-Fit Transmission Oil Cooler. This premium transmission cooler is designed as a direct-fit replacement for your factory unit, offering improved durability and a high-efficiency core that maximizes cooling capacity. Whether you're towing, hauling, or driving in demanding conditions, the XD309 ensures your transmission stays cool, enhancing performance and extending the life of your truck.
Built with increased durability over the stock cooler, the XD309 is engineered to handle the toughest jobs while providing reliable, consistent cooling. Its high-efficiency core improves heat dissipation, preventing overheating and keeping your transmission running smoothly.
Key Features:
- Enhanced Durability: Built stronger than the factory cooler for long-lasting performance.
- High-Efficiency Core: Maximizes cooling capacity to keep your transmission operating at optimal temperatures.
- Direct-Fit Replacement: Designed for easy, hassle-free installation with no modifications required.
- Improved Transmission Performance: Helps prevent overheating and extends the lifespan of your transmission.
Specifications:
- Core Width: 12-1/2"
- Core Height: 7-3/4"
- Core Thickness: 2"
- Overall Length: 16"
- Cooler Fittings: 7/8-14 UNF
Upgrade to the XDP XD309 X-TRA Cool Transmission Oil Cooler and enjoy improved durability, superior cooling performance, and peace of mind knowing your Duramax is protected in even the most demanding conditions.

XDP XD309 X-TRA Cool Direct-Fit Transmission Oil Cooler – Enhanced Durability and Cooling for Your Duramax
Upgrade the cooling performance of your 2001-2005 Duramax truck with the XDP XD309 X-TRA Cool Direct-Fit Transmission Oil Cooler. This premium transmission cooler is designed as a direct-fit replacement for your factory unit, offering improved durability and a high-efficiency core that maximizes cooling capacity. Whether you're towing, hauling, or driving in demanding conditions, the XD309 ensures your transmission stays cool, enhancing performance and extending the life of your truck.
Built with increased durability over the stock cooler, the XD309 is engineered to handle the toughest jobs while providing reliable, consistent cooling. Its high-efficiency core improves heat dissipation, preventing overheating and keeping your transmission running smoothly.
Key Features:
Enhanced Durability: Built stronger than the factory cooler for long-lasting performance.
High-Efficiency Core: Maximizes cooling capacity to keep your transmission operating at optimal temperatures.
Direct-Fit Replacement: Designed for easy, hassle-free installation with no modifications re[...]
XDP XD309 X-TRA Cool Direct-Fit Transmission Oil Cooler – Enhanced Durability and Cooling for Your Duramax
Upgrade the cooling performance of your 2001-2005 Duramax truck with the XDP XD309 X-TRA Cool Direct-Fit Transmission Oil Cooler. This premium transmission cooler is designed as a direct-fit replacement for your factory unit, offering improved durability and a high-efficiency core that maximizes cooling capacity. Whether you're towing, hauling, or driving in demanding conditions, the XD309 ensures your transmission stays cool, enhancing performance and extending the life of your truck.
Built with increased durability over the stock cooler, the XD309 is engineered to handle the toughest jobs while providing reliable, consistent cooling. Its high-efficiency core improves heat dissipation, preventing overheating and keeping your transmission running smoothly.
Key Features:
- Enhanced Durability: Built stronger than the factory cooler for long-lasting performance.
- High-Efficiency Core: Maximizes cooling capacity to keep your transmission operating at optimal temperatures.
- Direct-Fit Replacement: Designed for easy, hassle-free installation with no modifications required.
- Improved Transmission Performance: Helps prevent overheating and extends the lifespan of your transmission.
Specifications:
- Core Width: 12-1/2"
- Core Height: 7-3/4"
- Core Thickness: 2"
- Overall Length: 16"
- Cooler Fittings: 7/8-14 UNF
Upgrade to the XDP XD309 X-TRA Cool Transmission Oil Cooler and enjoy improved durability, superior cooling performance, and peace of mind knowing your Duramax is protected in even the most demanding conditions.