Cab Cabin Upper Side Sleeper Fairing Extender
- Compatible with Peterbilt 579 2013-2021 Semi Trucks
- Left Driver Side
- Made from durable materials designed to withstand the rigors of the road and protect against environmental elements.
- Designed for straightforward setup, allowing truck owners to efficiently upgrade their vehicle without needing professional help
- Comes with Logo, License Plate Frame, 2x 22" Windshield Wipers, and Reflective Vest
Please note in order to process the shipping promptly Buyer must provide a VALID phone number where they can be reached and contacted by the delivery carrier. Failure to do so may result in delayed shipment. Seller is not liable for any expense associated with failure to provide contact information on Buyers behalf. Seller reserves the right to hold the shipment until the contact with Buyer has been established to cleat all shipping details. Please make sure to provide your full and detailed shipping address information! Contact us if you want to pick up the item or if you want to know more about delivery options in Washington.
Keep your Peterbilt 579 looking sharp and aerodynamically efficient with this Cabin Upper Sleeper Fairing Extender for the driver side. Designed specifically for 2013-2021 Peterbilt 579 semi trucks, this direct-fit replacement fairing extender restores the clean, factory-style appearance of your cab while helping reduce wind drag on the road. Whether you're a long-haul owner-operator, a fleet manager keeping a tight maintenance schedule, or a body shop handling a collision repair job, this is the part you need to get the job done right.
This upper sleeper fairing extender is built from durable, impact-resistant materials engineered to handle the daily punishment of highway miles, extreme temperatures, and harsh weather conditions. The left driver side fitment is precision-matched to the Peterbilt 579 cab profile, ensuring a seamless, OEM-style installation that looks like it came straight from the factory. The finish is smooth and paint-ready, making it easy for body shops to match any fleet color with minimal prep work. As a bonus, this fairing extender comes complete with a logo, license plate frame, and two 22-inch windshield wipers, so you get everything you need in one convenient package.
Installation is straightforward and designed with the working trucker in mind. The bolt-on design aligns with existing mounting points on the 2013-2021 Peterbilt 579, reducing downtime and getting your truck back on the road faster. No extensive modifications or special tools are required, making this a practical choice for both professional installers and experienced owner-operators tackling the repair themselves.
At Kozak Parts, we stock this Peterbilt 579 driver side fairing extender right here in our Seattle warehouse, so you can count on fast shipping to get your truck back in service without unnecessary delays. Order today and experience the quality and reliability that truck owners across the country depend on.









