DORMAN 918-278 Transmission Oil Cooler 6.6L V8

( Brand: Dorman ), ( Type: Oil Cooler ), ( Manufacturer Warranty: 1 Year ), ( Items Included: Gasket, O-ring ), ( Manufacturer Part Number: 918-278 ), ( Finish: Brushed ), ( Performance Part: No )

Review DORMAN Transmission Oil Cooler Chevrolet Hd 6.6l V8 fits SILVERADO 2500 2006–2010

The Dorman 918-278 Transmission Oil Cooler is a high-performance cooling solution designed specifically for 2006-2010 Chevrolet Silverado 2500 trucks equipped with the 6.6L V8 engine. This cooling component is an essential upgrade for those who frequently tow heavy loads or operate their vehicles under extreme conditions.

This transmission oil cooler is meticulously engineered to provide superior cooling capacity and durability. It features a compact, yet efficient design that can be easily installed in the factory cooling system without requiring any major modifications to the vehicle. The cooler is constructed from heavy-duty aluminum, ensuring long-lasting performance and resistance to corrosion.

The Dorman 918-278 Transmission Oil Cooler employs a high-density, finned core that maximizes surface area for optimal heat dissipation. The cooler utilizes a pressure-tested, reinforced hose system with O-ring seals to ensure a leak-free installation. The inlet and outlet ports are CNC-machined for a precise fit, guaranteeing a secure connection to the cooling system.

This transmission oil cooler is designed to maintain the optimal operating temperature of the transmission fluid, ensuring optimal performance and longevity of the transmission system. By reducing the temperature of the transmission fluid, this cooler helps prevent damage caused by excessive heat, such as thermal breakdown of the fluid, oxidation, and varnish build-up.

Installing the Dorman 918-278 Transmission Oil Cooler is a straightforward process that can be completed in a few hours using common hand tools. The cooler comes with detailed installation instructions, as well as all necessary mounting hardware. This upgrade is an excellent investment for those who demand the best from their vehicles and want to ensure reliable, long-lasting performance.

Dorman 918-278 Transmission Oil Cooler for 2006-2010 Chevrolet Silverado 2500 6.6L V8: A Detailed Analysis

The Dorman 918-278 Transmission Oil Cooler is a popular aftermarket upgrade for the 2006-2010 Chevrolet Silverado 2500 with a 6.6L V8 engine. This part aims to improve the cooling system of your vehicle and prevent transmission overheating. In this analysis, we will discuss the potential advantages and disadvantages of installing the Dorman 918-278 Transmission Oil Cooler.

1. Enhanced Cooling: The primary advantage of installing a transmission oil cooler is the improved cooling efficiency for your vehicle's transmission system. This can help prevent transmission overheating, which is a common issue for the 6.6L V8 engine in the Chevrolet Silverado 2500.

2. Extended Transmission Life: By reducing the temperature of the transmission fluid, the Dorman 918-278 Transmission Oil Cooler can help increase the longevity of your transmission system. Transmission overheating can lead to premature wear and failure, so an oil cooler can be a smart investment for those who plan to keep their vehicle for an extended period.

3. Improved Fuel Economy: While not a significant benefit, some users have reported improved fuel economy after installing a transmission oil cooler. By keeping the transmission fluid at optimal temperatures, the engine doesn't have to work as hard to maintain performance, which can result in minor fuel savings.

1. Installation Complexity: Installing a transmission oil cooler can be a challenging task, especially for those without prior experience in automotive repairs. The process may require the removal of various components, including the radiator, transmission pan, and cooling lines.

2. Cost: The Dorman 918-278 Transmission Oil Cooler itself is reasonably priced compared to other aftermarket parts. However, the total cost of the installation, including the price of any tools or replacement parts needed, can add up significantly.

3. Potential Leaks: As with any modification or repair, there is a risk of leaks when installing a transmission oil cooler. Proper installation and the use of high-quality seals and gaskets can help minimize this risk.

Installing a Dorman 918-278 Transmission Oil Cooler in your 2006-2010 Chevrolet Silverado 2500 with a 6.6L V8 engine can offer several benefits, including enhanced cooling, extended transmission life, and potentially improved fuel economy. However, the installation process can be complex, and there is a risk of leaks and additional costs.

If you are comfortable with the challenges associated with the installation and are willing to invest the time and money, the Dorman 918-278 Transmission Oil Cooler can be a worthwhile upgrade for your vehicle. It can help prevent transmission overheating, improve your driving experience, and provide peace of mind for those who rely on their Silverado for heavy-duty tasks.

1. Thoroughly research the installation process and gather all necessary tools and replacement parts.

2. Obtain a high-quality transmission oil cooler, such as the Dorman 918-278, from a reliable supplier.

3. Perform the installation in a clean and well-ventilated area.

4. Follow the manufacturer's instructions carefully and take your time to ensure a proper installation.

5. Use high-quality seals and gaskets to minimize the risk of leaks.

6. Test the cooling system thoroughly before and after the installation to ensure optimal performance.

part # 918278 prices

• $150.00-$240.33

specifications motochilled:

• for models: 2500, Silverado
• for makes: Chevrolet
• for years: 2006-2010
• brand: Dorman
• type: Oil Cooler
• manufacturer warranty: 1 Year
• items included: Gasket, O-ring
• manufacturer part number: 918-278
• finish: Brushed
• performance part: No

payments motochilled:

• other
• wallet: Google-pay
• credit card: Mastercard

shipping motochilled:

• cost: $8.64
• service: USPS Priority Mail
• type: Calculated
• carrier: USPS
• transit: 3-8 Days
• class: Expedited

general motochilled:

• condition: New
• Car Truck Parts Accessories > Engine Cooling Components > Engine Oil Coolers Lines

seller motochilled:

• # reviews: 8
• rating: 100.0%

returns motochilled:

• policy: No Returns

offer motochilled:

• options: Ship-to-home
• availability: In Stock
• started: January 6, 2026
• best offers: True
• sold: 0
• quantity: 1

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