null
Shop by Make, Model & Year
Kenworth T300-T450 Parts

Kenworth T300-T450 Parts

Your Kenworth T300-T450 can hold its own on the road, but we can make you stand out even more by customizing your semi truck with quality aftermarket and custom parts and chrome accessories. Whether you want to update your KW exhaust, fenders, bumpers, seating or fuel tank, 4 State Trucks has the right aftermarket gear for the job. Hit the highway in safety and style in your Kenworth heavy duty truck or 18 wheeler.

Universal Parts

Kenworth T300-T450 Parts

Whether you're running local routes or managing a growing fleet, upgrading your Kenworth T300 or T450 with the right aftermarket parts can make a big difference.

Enhance Your Kenworth Truck Affordably

At 4 State Trucks, we carry a wide selection of parts and accessories that deliver visual appeal, interior comfort, and real-world functionality—without breaking the bank. From exterior upgrades like LED cab lights and custom grilles, to interior trim kits and larger T300/T450 diesel fuel tanks for more time between stops, we’ve got what you need to personalize your rig and make it work better for you.

Why Upgrade with Aftermarket T300 & T450 Parts?

The possibilities for unique customizations are downright endless. It just depends on your goals - the choice between improving driver comfort, enhancing on-the-road performance, or beautifying your big rig - and your budget. Here are the benefits! - Boost visual appeal: Chrome cab lights, bold grille inserts, and custom bumpers give your truck a clean, head-turning look on the road or at the dock. - Improve comfort inside the cab: Add floor trim kits, updated door panels, and dash accessories to create a more comfortable, driver-friendly workspace. - Increase efficiency: Larger fuel storage capacity and ergonomic fuel tank accessories give you more range between fuel stops—perfect for regional hauls or long shifts. - Cost-effective replacements: Get high-quality parts at a better price than many OEM options, all with reliable fit and function. - Custom options: Choose from multiple finishes, materials, and configurations to match your style and how you use your truck.

Here's What You'll Find

- Exterior Parts: Blind-mount Kenworth T300/450 front bumpers, grilles, cab lights, mirrors, visors, and hood trim accents. - Interior Parts:T300/T450 Floor trim accessories, gauge panel trim, T300 air brake dash knobs, and unique Kenworth cab roof trim upgrades. - Functional Upgrades: Fuel tanks, suspension components, engine components, and brake parts
Whether you're trying to stand out or just want to make your day behind the wheel a little smoother, our Kenworth T300 and T450 aftermarket parts help you get the job done—your way.

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