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Peterbilt 389 Parts

Peterbilt 389 Parts

Find the best Peterbilt 389 aftermarket and custom parts in the business here at 4 State. The Peterbilt 389 is a big rig of choice for American truckers, with its dependable engine and great style. It's got all the features you expect from a Peterbilt model, plus many modern bells and whistles. 4 State Trucks can help you make your Pete 389 look like a million bucks. Whether you need aftermarket bumpers, exhaust, or seating, we've got you covered. Hit the open road in style and comfort with the best custom gear for your Peterbilt heavy duty truck or 18 wheeler."

Universal Parts

Peterbilt 389 Parts

Your Peterbilt 389 isn’t just a truck—it’s your pride, your office, and your home on the road. Whether you’re hauling cross-country or working local routes, you count on it to perform every mile of the way. That’s why we stock aftermarket parts and accessories that match the power, reliability, and iconic style of your 389.

Upgrade Your Pete 389 with New Accessories

The 389 is made to work hard—and so are our parts. Whether you're replacing a worn-out bracket, upgrading your lighting, or adding chrome trim, you'll find heavy-duty parts built to last. These are real-world tested solutions designed for commercial, everyday use.

Fully Customize Your Rig

Want to make your truck stand out? Start here. Choose from bold chrome accessories, polished exterior upgrades, or interior add-ons to make your cab feel more like home. We’ve got aerodynamic parts that help you save fuel, and LED lighting that makes sure you're seen—day or night.

Reliable Replacements

Not every job needs a full overhaul. Sometimes it’s just a mirror, a hood latch, or a grille trim. No matter what you're working on, we've got replacement Peterbilt 389 parts that fit right and install easy. You’ll also find upgrade options that are DIY-friendly if you’re wrenching on your own.

Get Customer Support

Not sure what part fits your rig? Don’t sweat it. Our team is here to help. Whether you're an owner-operator, fleet manager, or shop mechanic, we’ve got the knowledge and inventory to get you back on the road fast.

Why Shop for Aftermarket 389 Parts at 4 State?

- Huge selection of Peterbilt 389 accessories. - Fast shipping on all in-stock parts. - Built for heavy-duty performance. - Great prices on trusted aftermarket brands. Ready to make your 389 look sharper, run better, or haul smarter? Shop now and keep your Peterbilt running strong for the long haul.

Introducing the Official 4 State Trucks Mobile App – Gear Up On the Go!