Mishimoto Transmission Cooler for 2003-2005 Chevy/GMC Duramax 6.6L LB7/LLY

Mishimoto Transmission Cooler for 2003-2005 Chevy/GMC Duramax 6.6L LB7/LLY

The Mishimoto Transmission Cooler is specifically engineered for the 2003-2005 Chevy and GMC Duramax 6.6L LB7 and LLY engines, providing an ideal solution for optimal transmission performance and reliability. This high-efficiency cooler is designed to reduce transmission fluid temperatures, essential for maintaining the integrity and longevity of your vehicle’s transmission system. With its robust construction, this cooler serves as a reliable upgrade for both daily driving and heavy-duty applications.

By effectively dissipating heat generated from the transmission, the Mishimoto Transmission Cooler minimizes the risk of transmission overheating, which can lead to premature failure. It features a strategically designed core with increased fin surface area to enhance cooling capacity and improve fluid flow. Furthermore, this cooler is compatible with factory mounting locations, ensuring a straightforward installation without the need for additional modifications, making it a perfect fit for enthusiasts and professionals alike.

FITMENT: This product is compatible with 2003-2005 Chevy and GMC Duramax 6.6L LB7 and LLY engines, ensuring seamless integration into your vehicle's existing setup.

Key Features & Benefits

• High-efficiency design reduces transmission fluid temperatures
• Robust construction for enhanced durability and longevity
• Increased fin surface area for optimal heat dissipation
• Easy installation utilizing factory mounting locations
• Perfect for both daily drivers and heavy-duty applications

2003-2005 Chevrolet Silverado 2500 HD, 2003-2005 GMC Sierra 2500 HD, 2003-2005 GMC Sierra 3500, 2003-2005 Chevrolet Silverado 3500

Fitment data from the manufacturer catalogue. Check your engine before ordering, or call us.

Shipping. Free on every order, US only. Orders arrive in 2–4 days.

Returns. 30-day returns, except in extreme cases.

Support. Our team is available 24/7 for fitment mismatches or any other reason.

Warranty. Full manufacturer guarantee.