Cab Cabin Sleeper Fairing Extenders Upper & Bottom Lower

• Compatible with Peterbilt 579 2013-2021
• This fairing extender set fits the right passenger side, including both the upper and bottom lower fairings
• Precision-engineered to match the original cab sleeper fairing specifications for a seamless and secure fit with easy installation.
• Heavy-Duty Build for Long-Term Use – Manufactured from aluminum and plastic, to withstand harsh road conditions and provide long-lasting protection and aerodynamic performance.
• Comes with Logo, 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 these Cabin Sleeper Fairing Extenders for the passenger side, designed to fit 2013 through 2021 model years. This complete set includes both the upper and lower fairing extenders, giving you everything you need to restore or replace damaged cab sleeper fairings in a single purchase. Whether you're a fleet manager keeping a truck on the road or a body shop tackling a collision repair, this set delivers the right fit without the guesswork.

Precision-engineered to match the original equipment dimensions of the Peterbilt 579, these fairing extenders are built to align seamlessly with your cab sleeper for a factory-correct appearance. Constructed from durable, impact-resistant materials, they're designed to hold up against road debris, weather, and the daily demands of long-haul trucking. The smooth finish provides an ideal surface for painting, making it easy to match your truck's existing color scheme and give your rig a clean, professional look from front to back.

Installation is straightforward and designed with the working technician in mind. The extenders are engineered to mount using the existing hardware locations on the right passenger side, reducing installation time and helping you get the truck back on the road faster. No cutting or drilling required — just a clean, direct-fit replacement that takes the hassle out of the job. These fairings are compatible specifically with the passenger side of 2013–2021 Peterbilt 579 models, so be sure to verify your side before ordering.

At Kozak Parts, we stock these Peterbilt 579 fairing extenders right here in our Seattle, WA warehouse, so you can count on fast shipping straight to your door or shop. Stop dealing with cracked, missing, or mismatched fairings — order today and get your truck looking and performing its best again.