No matter your truck make or model, you’ll find trusted aftermarket options here. Keep your air brake system tight and your trailer air lines flowing freely with reliable parts that won’t let you down.

Our selection includes discounted items for popular truck models, ensuring you find the perfect match for your heavy-duty vehicle. Each part reflects the quality and reliability that 4 State Trucks is known for, …

Our extensive lineup of aftermarket International 4700-4900 truck parts offers everything you need to maintain, upgrade, or customize your rig. Whether you’re looking to get International truck parts …

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 setup that …

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 a worry-free journey. …

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 personal touch.

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 everything you need.