What Is the Best Diesel Engine for a Pickup Truck?

Diesel engines have been around for decades, and are a popular choice for pickup trucks. They offer better fuel economy than gasoline engines and can last much longer with proper maintenance. Diesel engines also produce more torque, giving them an edge when it comes to towing and hauling heavy loads.

When it comes to the best diesel engine for a pickup truck, the answer depends largely on what you plan to use the truck for. If you’re looking for fuel economy and reliability, then a 6.7L Cummins turbo diesel engine is a great option.

This engine has an impressive fuel economy rating of up to 30 mpg on the highway, and is renowned for its durability and longevity. It also produces an impressive 900 lb-ft of torque, allowing it to handle heavy loads with ease.

For those who are looking for more power from their diesel engine, then the 6.6L Duramax turbo diesel is an excellent choice. This powerful engine produces up to 445 horsepower and 910 lb-ft of torque, making it ideal for hauling heavy loads or tackling tough off-roading trails. It also boasts impressive fuel economy ratings of up to 28 mpg on the highway.

Finally, if you’re looking for something that offers both power and efficiency, then the 6.2L Power Stroke turbo diesel is worth considering. This advanced engine produces up to 450 horsepower and 935 lb-ft of torque while still maintaining good fuel economy ratings of up to 26 mpg on the highway.


When choosing the best diesel engine for a pickup truck, you should consider what you plan to use it for and your desired level of performance as well as efficiency. The 6.7L Cummins turbo diesel is a great option if you’re looking for reliable fuel economy with plenty of torque; while if you’re after something more powerful then either the 6.6L Duramax or 6.2L Power Stroke turbo diesels are both excellent choices that offer plenty of performance without sacrificing too much efficiency.

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Karen Watkins