Fleece Performance Coolant Bypass Kit (03-05 AUTO TRANS): Dodge Ram 2500 / Ram 3500 2004-2005

Fleece Performance Coolant Bypass Kit

2004–2005 Dodge Ram 2500 / Ram 3500 Automatic Transmission

FPE-CLNTBYPS-CUMMINS-0305

Overview:

The Fleece Performance Coolant Bypass Kit is engineered specifically for 2004 to 2005 Dodge Ram 2500 and Ram 3500 trucks equipped with automatic transmissions and Cummins diesel engines. Designed to address the cooling demands of modified Cummins engines, this kit provides an essential upgrade for trucks with increased horsepower beyond the factory 300-350 hp range. By improving coolant flow and reducing heat soak, it helps maintain optimal engine temperatures under heavy load or towing conditions, enhancing reliability and performance.

This kit is ideal for Cummins owners who have upgraded their engines for higher power output and require a more efficient cooling solution to prevent overheating and extend engine life. It is a practical and necessary addition for anyone pushing their Dodge Ram’s performance while maintaining dependable daily drivability.

Key Features:

The Fleece Performance Coolant Bypass Kit offers a range of benefits designed to improve your truck’s cooling system efficiency and durability:

• Specifically designed for 2004-2005 Dodge Ram 2500 and 3500 models with automatic transmissions and Cummins engines
• Enhances coolant circulation by bypassing the factory thermostat housing, reducing heat soak
• Supports higher horsepower applications by improving engine cooling capacity
• Helps prevent overheating during heavy towing, hauling, or performance driving
• Durable construction ensures long-lasting performance in demanding conditions
• Simple integration with existing cooling system components
• Reduces thermal stress on engine components, promoting longevity
• Maintains factory coolant routing for ease of installation and serviceability

Construction & Design:

Fleece Performance builds this coolant bypass kit with high-quality materials engineered to withstand the rigors of heavy-duty use. The components are precision-machined for a perfect fit, ensuring leak-free connections and reliable operation. The design focuses on optimizing coolant flow paths to efficiently divert coolant around the thermostat housing, reducing heat retention in the engine block and turbocharger area. This thoughtful engineering helps maintain consistent operating temperatures even under increased thermal loads.

Installation & Fitment:

Installation of the Fleece Performance Coolant Bypass Kit is straightforward and designed to integrate seamlessly with the factory cooling system of 2004-2005 Dodge Ram 2500 and 3500 trucks equipped with automatic transmissions and Cummins engines. The kit replaces the stock thermostat bypass components, requiring no major modifications or special tools. Clear instructions are provided to guide users through the process, making it accessible for experienced DIY enthusiasts and professional installers alike.

What's Included:

• Precision-machined coolant bypass fittings
• High-quality hoses and clamps for secure connections
• Installation hardware and gaskets
• Detailed installation instructions

Ideal For:

This coolant bypass kit is ideal for Dodge Ram 2500 and 3500 owners from model years 2004 and 2005 who have upgraded their Cummins engines for increased horsepower and require enhanced cooling performance. It is especially beneficial for trucks used in towing, hauling, off-road, or performance applications where engine temperatures can rise significantly. Whether you are a diesel enthusiast, a fleet operator, or a daily driver looking to improve engine reliability, this kit provides a practical cooling system upgrade.