The 4 State Trucks Blog
Signs of a Failing Heater Box & What to Do About It
Experiencing refreshing cool air in the summer and warm air in the winter is nearly priceless when behind the wheel of a big rig for 11 hours a day.
However, if your A/C heater box isn’t working, your truck cab quickly becomes a walk-in freezer or sauna.
A Quick Look at How Your Truck Heater Works
As a seasoned driver, you already know this. But here is a quick recap.
Your diesel semi truck’s cab heat comes from the engine cooling system. As the engine warms up, the thermostat closes
…
20th Feb 2026
Haul of Fame: The Story Behind Mies & Sons’ “Mooving Violation"
His childhood was on a dairy farm. His adulthood was behind the wheel of a semi.
Jerry Mies’ “Mooving Violation” is an example of what Haul of Fame is all about.
His custom Peterbilt 379 (with a 359-style conversion) isn’t just decked out with slick-looking chrome, it tells a story: from farm to truck.
Watch the Video Here
Check Out the Footage on the Custom Peterbilt 379 - "Mooving Violation" by Mies & Sons Trucking
4ST YouTube Channel →
Every detail
…
20th Feb 2026
13 Must-Have Kenworth Chrome Accessories (For Any Budget)
If you're looking for the perfect aftermarket chrome upgrades to give your Kenworth a polished, sleek appearance down to the last detail, it's important to pair your chrome together inside and out.
Here are 13 chrome upgrades to start intentionally customizing your truck.
#1. Chrome Grilles (and Surround Trim) for Kenworth Trucks
The grille is the face of your truck. It's like a canvas. You can pretty much add any design choice you want to it, then throw in some chrome-plated surrou
…
13th Feb 2026
What Makes This Joplin Semi Truck Show the Most Unique in America?
What makes a semi truck show truly unique? The events? The custom truck builds? The general vibes? The truth is, it's a little bit of everything.
GBATS (Guilty By Association Truck Show) is a massive 3-day event that has the atmosphere of a carnival - with over 800 custom truck builds.
Location: Joplin, Missouri near I-44 Exit 4.
To the hundreds of truckers and their families who attend this bi-annual event, it's more than just another semi truck show, it's a celebration of community
…
6th Feb 2026
Peterbilt vs Freightliner: Which Semi Truck Is the Right Truck for Owner Operators?
Looking to buy your next highway truck? If you’re choosing between Freightliner and Peterbilt to be your money-making machine, here’s what you need to know.
RELATED POST: Peterbilt vs Kenworth
Key Takeaways
Freightliner offers lower costs, strong fuel economy, broad service access, and easier fleet maintenance.
Peterbilt offers greater comfort, customization, build quality, and resale value.
Freightliner favors efficiency and maneuverability, while Peterbilt favors driver experienc
…
30th Jan 2026