Your semi truck’s exhaust system does more than just move fumes out of the engine—it plays a huge role in performance, emissions control, and style. That’s why we carry a massive …

Shop our clearance sale at 4 State Trucks for unparalleled savings on essential semi-truck parts! It's the perfect opportunity for truck owners to upgrade or maintain their fleet while saving.

At 4 State Trucks, we carry a wide selection of aftermarket semi truck fenders in every shape and style. From full radius and half fenders to quarter fenders and custom full-wraps, we’ve got the …

4 State Trucks carries the best new semi truck parts for Peterbilt, Kenworth, Freightliner, International, and more.

Signal your intentions clearly to other drivers when changing lanes or making turns. Stay compliant with DOT regulations for a smooth ride. Regularly check and maintain your lights for …

We’re your one-stop shop for International semi truck parts and accessories. Whether you’re replacing worn components or customizing your engine setup for better performance, we’ve …

Find a range of semi truck bumpers and accessories at 4 State Trucks. From sleek bumper bolts and handy guides to stylish center rear light bars and sturdy rear T bumpers, we have …

4 State Trucks offers a huge selection of LED Headlights, high power Halogen Headlights, Incandescent Lights, Cab Lights, Marker/Clearance Lights, Stop, Turn & Tail Lights, Spot …

Spruce up your truck's look with our semi-truck exterior parts! Whether it's grills, mud flap hangers, hood ornaments, or cool LED lighting, we've got all you need to give your rig a …

Explore our inventory of essential components like Radiators, Charge Air Coolers, Fan Shrouds, Filters, and Transmission Coolers designed to fit your truck. Trust 4 State Trucks to provide …