When you’re behind the wheel, the fuel you choose can make a big difference in your truck’s performance and your bottom line. While Diesel #1 and Diesel #2 may seem similar, they have unique characteristics. Let’s break down the essentials and see how each type of diesel can impact your rig and wallet.

What is Diesel #1?

Diesel #1, often referred to as “winter diesel,” is a lighter and more refined fuel. This diesel is designed for use in colder climates. Its main advantage is reliable performance in low temperatures. During the winter months Diesel #1 can keep your engine running smoothly without the risk of the fuel thickening and clogging your fuel system.

Benefits of Diesel #1:

• Cold Weather Performance: Diesel #1 is less prone to gelling in cold temperatures, making it ideal for winter driving.
• Higher Cetane Rating: Diesel #1 typically has a higher cetane rating, which means it ignites more quickly and efficiently, leading to smoother engine performance.
• Reduced Engine Wear: Diesel #1 burns cleaner, leading to less soot and carbon buildup in the engine, which can reduce long-term wear and maintenance costs.

Drawbacks of Diesel #1:

• Energy Content: Diesel #1 has a lower energy content compared to Diesel #2, resulting in fewer miles per gallon.
• Cost: It is typically more expensive than Diesel #2, which can add up over time.

What is Diesel #2?

Diesel #2, also known as ultra-low sulfur diesel or regular diesel, is the standard diesel fuel used by most truckers throughout the year. It has a higher energy content, which translates to better fuel economy and more engine power. This makes Diesel #2 the preferred choice for long hauls in warmer weather.

Benefits of Diesel #2:

• Energy Content: Diesel #2 offers more power and better fuel efficiency, providing more miles per gallon.
• Cost: It is cheaper than Diesel #1, making it a more economical choice for everyday use.
• Year-Round Use: Suitable for use in all seasons, except in extremely cold temperatures where gelling could be an issue.

Drawbacks of Diesel #2:

• Cold Weather Performance: Diesel #2 has a higher pour point, meaning it can gel in freezing temperatures, potentially causing issues with your fuel system.
• Refinement: Diesel #2 is less refined than Diesel #1, potentially leading to higher levels of impurities and deposits in the engine over time.

Which Diesel Fuel Should You Choose?

Picking the right diesel fuel is important for keeping your truck running smoothly, especially in different road conditions. Knowing when to use Diesel #1 versus Diesel #2 can impact performance and cost. The right choice of diesel fuel depends on the weather conditions and your driving needs:

• Winter Use: Go with Diesel #1 during the colder months to avoid fuel gelling and keep your engine running smoothly
• Year-Round Use: Diesel #2 is your best bet for most of the year for better fuel economy and power. If you’re driving in colder temperatures, you can mix in Diesel #1 or add an additive to prevent gelling.

Cut Fuel Costs with the TCS Fuel Card

Now let’s talk about saving money. Diesel #2 is already the affordable option, but the TCS Fuel Card can make it even cheaper. With TCS, you can enjoy fuel discounts at more than 2,000 in-network truck stop locations nationwide. Whether you’re on a long haul or a short trip, the TCS Fuel Card helps you lower fuel cost and keeps more cash in your pocket!

Start Saving on Fuel Today!

Sign up for the TCS Fuel Card now and start enjoying the benefits of discounted Diesel #2 and more.