Mishimoto MMTC-DMAX-06SL Transmission Cooler, Compatible with Chevrolet & GMC Duramax 6.6 LBZ & LMM, 2006-2010, Silver

The Mishimoto transmission cooler MMTC DMAX 06SL is compatible with Chevrolet and GMC Duramax 6.6 LBZ or LMM, 2006–2010 engines. Designed for direct OEM-style replacement, this cooler maximizes heat dissipation with 84% more core volume and 125% more fin surface area than the stock unit, helping reduce transmission temperatures under towing, hauling, or high-load driving situations.Performance-conscious owners praise the improved cooling efficiency and smoother transmission operation across extended drives or heavy towing routes. The integrated CNC-machined adapter fittings connect directly to factory transmission lines for leak-resistant performance. Direct-fit brackets and custom hoses provide a precise installation path without modification or guesswork.Engineered with reliability in mind, the cooler resists corrosion and vibration, ensuring long-term service even in extreme environments. Customers frequently ask about fitment accuracy and hose routing, this design aligns with OEM profiles to eliminate common alignment issues when installed per instructions.Automotive trends show a growing focus on transmission oil cooling as towing capacity and powertrain demands increase. This cooler addresses that trend head-on, offering enhanced thermal management in aftermarket upgrade packages.Built from premium aluminum and assembled under rigorous quality standards, this Mishimoto cooler gives you the assurance of dependable drivetrain protection backed by a brand that stands solidly behind its engineering and manufacturing excellence.

• Compatibility: Designed to fit Chevrolet & GMC Duramax 6.6 LBZ & LMM, 2006 2010 transmission systems for direct OEM style fit
• Enhanced Transmission Cooling: Increases core volume by 84 % and fin surface area by 125 % compared to stock for faster cooling and improved transmission response
• Durable Construction: Features CNC-machined adapters and direct-fit brackets to ensure leak-resistant, corrosion-resistant connections under high load.
• Effortless Installation: Tailor made hoses and included mounting hardware simplify installation and minimize downtime
• Peace of Mind: Constructed with high-performance materials and backed by Mishimoto's high standards for durability and quality