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

Shop the best selection of aftermarket Peterbilt truck parts and Peterbilt truck accessories at 4 State Trucks. Upgrade your rig with high-quality Peterbilt parts for top models like 379, 389, 567 & 579.

Sep 9, 2025 · Ready to transform your rig into a hydraulic powerhouse? A semi truck wetline kit can do the trick. One of these will turn your truck from a normal highway hauler into a workhorse capable of …

Improve performance and reliability with semi truck exhaust parts. Upgrade your truck’s exhaust system today— and enjoy fast, reliable shipping.

High-Octane Semi-Truck Racing event promises side-by-side racing, truck displays, vendors, live music, kid zone & camping. The event will showcase loaded bobtail, and freestyle drag racing attracting …

Give us a call, and we’ll help you order the perfect aftermarket visor for your Peterbilt, Kenworth, Freightliner, Volvo, or other truck model at 4 State Trucks in Joplin, Missouri.

Universal semi-truck horns are designed to fit most Class 8 trucks including Peterbilt, Kenworth, Freightliner, Volvo, Mack, and International models from 1990 to present.

Universal semi-truck seats are designed to fit most Class 6, 7, and 8 trucks including Freightliner, Peterbilt, Kenworth, Volvo, Mack, and International models from 1990 to present.

Browse through half-tandem truck fenders with various widths and gauge thicknesses, finishes, and style designs to perfectly customize your Class 8 truck. Filter for your make/model, whether it’s a …

Ready to shop for our newest semi truck product inventory to date? Check out our new semi truck products and tools!