Shop Kenworth K100E aftermarket and custom parts at 4 State Trucks for the best quality you can find. Kenworth truck models are a brand of choice for experienced truckers who need dependable semi trucks. 4 State Trucks has all the semi truck parts and accessories you need to make your Kenworth K100E stand out to showcase your unique personality. Whether you need bumpers, exhaust, or fuel tanks, we've got you covered. Hit the open road in style and comfort with the best custom gear for your Kenworth heavy duty truck or 18 wheeler.