Mishimoto 03-07 Dodge Ram 5.9L Cummins Replacement Transmission Oil Cooler

The factory transmission oil cooler on your 2003-2007 Dodge Ram 5.9L Cummins is a liquid-to-liquid cooling unit, utilizing the engine's cooling system to cool the transmission fluid during warm outside temperatures and warm the fluid during cold outside temperatures. This design is tried and true, and it works. Until it doesn't. When they wear out and fail, it can leak coolant into your transmission fluid. Mixing coolant into your transmission fluid can have catastrophic results, and nobody wants to spend thousands of dollars to rebuild or replace their transmission if it can be avoided. The Mishimoto Replacement Transmission Oil Cooler is a direct fit, OEM replacement that requires no modification to install. Made to OEM specifications, this transmission oil cooler is equivalent to an OEM part. By replacing your transmission cooler preventatively, you can save your transmission from falling victim to premature failure. As with all of our products, this cooler is backed by our signature Mishimoto Lifetime Warranty. Automatic transmission oil cooler designed to regulate fluid temperature and prevent overheating. Enhances transmission longevity, maintains performance, and features durable construction with a precise fit.

• Includes new powdercoated bracket and brass fittings for easy installation
• Equivalent to OEM specifications for fit and function
• Durable, corrosion-resistant aluminum construction

The Mishimoto Replacement Transmission Oil Cooler for 2003-2007 Dodge Ram 5.9L Cummins engines offers a reliable, OEM-grade solution to maintain your vehicle's transmission health. This liquid-to-liquid cooling unit utilizes the engine's cooling system to help regulate transmission fluid temperature, preventing overheating and prolonging transmission life. Designed to fit seamlessly without modifications, it is a direct replacement that restores optimal cooling performance and helps avoid costly repairs caused by coolant leaks or transmission failure. Constructed from durable, corrosion-resistant aluminum, this cooler withstands harsh engine environments and maintains its structural integrity over time. The included powder-coated bracket and brass fittings simplify installation, ensuring a secure fit and a clean appearance. This cooler's design aligns with OEM specifications, ensuring compatibility and performance, and it is backed by Mishimoto’s lifetime warranty for added confidence.

Features:

• Includes a powder-coated bracket and brass fittings for straightforward installation

• Constructed from durable, corrosion-resistant aluminum for long-lasting performance

• OEM-equivalent design ensures perfect fit and functionality

• Liquid-to-liquid cooling process helps regulate transmission fluid temperature effectively

• Prevents coolant mixing into transmission fluid, avoiding catastrophic damage

• Designed specifically for 2003-2007 Dodge Ram 1500, 2500, and 3500 models equipped with 5.9L Cummins engines

• Backed by Mishimoto’s lifetime warranty for peace of mind

Fitment:
2003 Dodge Ram 1500 Laramie
2003 Dodge Ram 1500 SLT
2003 Dodge Ram 1500 ST
2003 Dodge Ram 2500 Laramie
2003 Dodge Ram 2500 SLT
2003 Dodge Ram 2500 ST
2003 Dodge Ram 3500 Laramie
2003 Dodge Ram 3500 SLT
2003 Dodge Ram 3500 ST
2004 Dodge Ram 2500 SLT
2004 Dodge Ram 2500 ST
2004 Dodge Ram 3500 Laramie
2004 Dodge Ram 3500 SLT
2004 Dodge Ram 3500 ST
2005 Dodge Ram 2500 Laramie
2005 Dodge Ram 2500 SLT
2005 Dodge Ram 2500 ST
2005 Dodge Ram 3500 Laramie
2005 Dodge Ram 3500 SLT
2005 Dodge Ram 3500 ST
2006 Dodge Ram 2500 Laramie
2006 Dodge Ram 2500 SLT
2006 Dodge Ram 2500 Sport
2006 Dodge Ram 2500 ST
2006 Dodge Ram 2500 TRX4
2006 Dodge Ram 3500 Laramie
2006 Dodge Ram 3500 SLT
2006 Dodge Ram 3500 Sport
2006 Dodge Ram 3500 ST
2007 Dodge Ram 2500 Laramie
2007 Dodge Ram 2500 SLT
2007 Dodge Ram 2500 Sport
2007 Dodge Ram 2500 ST
2007 Dodge Ram 2500 TRX4
2007 Dodge Ram 3500 Laramie
2007 Dodge Ram 3500 SLT
2007 Dodge Ram 3500 Sport
2007 Dodge Ram 3500 ST
2007 Dodge Ram 3500 TRX4

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1