Schultz Diesel Sports

Bought a used diesel truck?

One of the smartest things you can do is establish a maintenance baseline right away.

Even if the truck came with records, it's impossible to know exactly when every fluid and filter was changed—or what quality products were used.
Starting fresh gives you peace of mind and helps protect some of the most expensive components on your truck.

✔ Oil Change
✔ Fuel Filter
✔ Air Filter
✔ Transmission Fluid & Filters
✔ Coolant Flush

A little preventative maintenance now can save you thousands later.

What was the first thing you did after buying your diesel?

If it feels like your truck is regenerating more often than it should, you're probably not imagining it.

Frequent regens can be caused by anything from excessive idling and short trips to airflow restrictions, sensor issues, or emissions system concerns.
The key is figuring out *why* it's happening.

A regen isn't always the problem—sometimes it's a symptom of something else.

Your truck is trying to tell you something. Are you listening?

Driving less doesn't always mean less wear.

Diesel engines are designed to reach operating temperature and run. When they're only used for short trips, they may not have enough time to fully warm up, which can contribute to carbon buildup and increased strain on emissions components over time.

If most of your driving consists of quick trips around town, your truck may be working against itself.

A diesel that's worked properly is often a happier diesel.

Cognito 4” Lift Kit with King Shocks | L5P Duramax | 2025 Denali Ultimate

Not all lift kits are created equal.

This 2025 GMC Denali Ultimate came into the shop for a Cognito 4" Lift Kit and King Shocks package—combining premium ride quality, improved suspension performance, and the stance this truck deserves.

Clean. Functional. Built to be driven.

Most diesel owners think fuel is fuel. It isn't.

Modern diesel fuel systems operate at incredibly high pressures, and even small amounts of contamination can cause major damage to injectors, pumps, and other critical components.

That's why fuel quality matters.

A few simple habits can help protect your truck:
✔ Fuel up at busy stations with high turnover�
✔ Change fuel filters on schedule�
✔ Use quality additives when appropriate�
✔ Address rough running, smoke, or performance changes early⁠

A contaminated fuel system can quickly turn into a repair bill worth thousands.

The good news?

Most fuel-related issues are preventable with the right maintenance and a little attention to what goes into your tank.

Questions about fuel systems, filtration, lift pumps, or additives? Our team is always happy to help.

The best advertising is a truck owner telling other truck owners about their experience.

Thanks for trusting the team, Teigan. We appreciate the support and the opportunity to earn your business.

⭐️⭐️⭐️⭐️⭐️

Some hobbies come with green fees.

Others come with fuel filters, transmission services, injectors, DEF, upgrades, tires, and the occasional surprise repair bill.

We’re not judging. We’re right there with you. 😏

What's the last thing you told yourself you weren't going to buy for your truck?

Summer towing season. Camping season. Road trip season.

Whatever you've got planned, make sure your truck is ready for it.
Our schedule fills up quickly this time of year, so if you've been putting off maintenance, diagnostics, upgrades, or transmission work, now's the time to get booked in.

The best time to fix a problem is before it leaves you sitting on the side of the highway.

6.7L Powerstroke | Engine Re-Seal | 2016 Ford F350

Not every repair is a quick fix.

This 2016 Ford F-350 came into the shop for a complete 6.7L Power Stroke engine re-seal—a job that requires experience, attention to detail, and doing things the right way.

When you're this deep into an engine, there's no room for shortcuts.
Whether it's preventative maintenance, diagnostics, or major engine repairs, our team is committed to keeping your diesel performing at its best.

When it comes to towing and hauling, not all Cummins generations perform the same.

The 4th and 5th Generation 6.7L Cummins engines continue to stand out for drivers who need serious pulling power. With higher factory torque ratings, stronger transmission options, and improved towing technology, these trucks are built to handle RVs, heavy equipment trailers, and demanding workloads with confidence.

Whether you’re hauling for work or heading out with your camper, these generations offer the reliability and performance diesel owners look for.

Which Cummins generation do you trust most for towing? 👇