CSF Transmission Oil Cooler

2002–2010 Dodge Ram 1500 3.7L

20011

Overview:

The CSF Transmission Oil Cooler is engineered to provide reliable and efficient cooling for the transmission system of Dodge Ram trucks manufactured between 2002 and 2010, specifically the 1500 model equipped with the 3.7L engine. This essential component helps maintain optimal transmission fluid temperatures, preventing overheating and extending the lifespan of your vehicle’s transmission. Designed for Dodge Ram owners who demand durability and consistent performance, this cooler is a practical upgrade or replacement part that supports heavy-duty towing and everyday driving conditions.

By effectively dissipating heat from the transmission fluid, the CSF cooler ensures smoother shifting and reduces the risk of transmission failure caused by excessive heat buildup. It is an ideal solution for those looking to enhance their truck’s reliability and maintain peak transmission performance under various driving stresses.

Key Features:

Built with precision and durability in mind, the CSF Transmission Oil Cooler offers several key benefits that make it a trusted choice for Dodge Ram owners:

• Direct fitment for 2002–2010 Dodge Ram 1500 models with 3.7L engines, ensuring easy installation without modifications
• High-quality aluminum construction for excellent heat dissipation and corrosion resistance
• Efficient cooling design that helps maintain stable transmission fluid temperatures during towing, hauling, and daily driving
• Compact size that fits seamlessly into the factory mounting location without interfering with other components
• Durable end tanks and reinforced connections to withstand harsh road conditions and vibrations
• Improves transmission longevity by reducing thermal stress on internal components
• Compatible with OEM transmission fluid lines for a hassle-free replacement

Construction & Design:

The CSF Transmission Oil Cooler is crafted from premium-grade aluminum, chosen for its superior thermal conductivity and lightweight properties. The cooler features a robust core design that maximizes surface area for heat exchange while maintaining a compact footprint. Its end tanks are precision-formed and securely welded to ensure leak-free operation under high pressure and temperature fluctuations. The cooler’s design also incorporates corrosion-resistant coatings to protect against environmental elements, extending the service life of the unit.

Engineered to meet or exceed OEM specifications, this cooler balances durability with efficient cooling performance, making it a dependable component for Dodge Ram trucks subjected to demanding driving conditions.

Installation & Fitment:

The CSF Transmission Oil Cooler is designed as a direct replacement for the factory cooler on 2002–2010 Dodge Ram 1500 trucks with the 3.7L engine. Installation is straightforward and requires no special tools or modifications, allowing for a quick swap using existing mounting points and transmission fluid lines. This plug-and-play fitment ensures minimal downtime and hassle-free maintenance for vehicle owners and technicians alike.

Proper installation helps maintain the integrity of the transmission cooling system, ensuring consistent fluid temperatures and reliable transmission operation.

What's Included:

• CSF Transmission Oil Cooler unit (Part #20011)
• Pre-installed fittings compatible with factory transmission fluid lines
• Installation instructions for reference

Ideal For:

This transmission oil cooler is ideal for Dodge Ram 1500 owners who want to maintain or improve their truck’s transmission cooling efficiency. It is especially beneficial for drivers who frequently tow trailers, haul heavy loads, or operate their vehicles in hot climates where transmission overheating is a concern. Additionally, it serves as a reliable replacement part for those experiencing transmission fluid temperature issues or seeking to restore factory-level cooling performance.

CSF develops automotive cooling components ranging from radiators and intercoolers to oil and transmission coolers, with a dedicated race division focused on high-performance cooling solutions. Their cooling upgrades are designed to manage heat more effectively—critical for boosted setups, track driving, towing, and any build that pushes temperatures beyond factory limits.