The 4 State Trucks Blog

The parts of a class 8 truck that see the most frequent repair and replacement are areas where tons of heat, friction, and pressure occur. No brainer, right?  Here are some of the most frequently replaced semi truck parts, along with some tips on how to find reliable aftermarket replacement semi truck parts for your truck’s model and year. Be sure to adhere to commercial truck maintenance best practices to avoid costly replacement.  Brake Components Without proper brake …

Choosing the right heavy-duty aftermarket exhaust kit is important. The quality of the kit’s materials will affect the performance, visual appeal, and even DOT compliance of your Peterbilt semi truck.  Shop Peterbilt Exhaust By Model: Peterbilt 389 Exhaust Peterbilt 379 Exhaust Peterbilt 359 Exhaust Peterbilt 352 Exhaust Peterbilt 367 Exhaust Peterbilt 362 Exhaust Peterbilt 357 & 378 Exhaust Peterbilt 386 Exhaust Here are some of the top-selling exhaust kit brands for Peterbilt …

When it comes to aftermarket interior dashboard customizations, your style choices and options are nearly limitless - especially for Peterbilt models. Looking for some inspiration? From unique looking semi truck shift knobs to dash trims, here are some of the coolest-looking dash panel customizations found on the classic Peterbilt 379 model truck! Why Customize Your Peterbilt’s Interior Dash?  Personalization: Your truc …

Frustrated with sluggish acceleration? Spending too much time at the pump when you need to make your delivery? If you’re an owner-operator who is looking to boost driving performance, a semi-truck performance turbocharger might be just what you need.   Aftermarket performance turbochargers can dramatically enhance your truck’s torque and horsepower, thereby affecting your bottom line.  Truck performance directly impacts profitability, whether it’s maximizing mile …

It’s cold, and late, and you’re suddenly stalled at the side of the road because your semi truck won’t start or won’t budge. If this sounds like a truck driver’s worst nightmare, it’s because it is.   Roadside breakdowns aren’t fun, but they’re potentially avoidable. Buying the right semi truck parts, accessories, and products can help prevent tangible and intangible costs of roadside stalling: towing fees, repairs, and time.  Cause …