Long hauls demand reliable climate control. Whether you're driving through scorching heat or freezing temps, your Peterbilt 567 or 579 needs a heating and AC system that works as hard as you do. Our aftermarket Heat & AC parts are built to keep your cab cool in the summer and warm in the winter—mile after mile.

Keep Your Peterbilt 567/579 AC System Running Strong

From quick fixes to full upgrades, we’ve got the parts you need to restore or improve your truck’s HVAC system. This lineup includes: - AC switches, relays, and control panels - Cabin air filters and expansion valves - Heater cores and blower motors - AC condensers, hoses, and fittings - Temperature sensors and blend door actuators These parts are made to meet or exceed OEM specs, so you can count on a reliable fit and long-lasting performance.

Trusted Aftermarket Brands

We carry parts from leading aftermarket names like BESTfit and Cab Fresh, so you’re getting quality gear that’s built for your Peterbilt 567 or 579. Whether you're replacing worn components or upgrading for better airflow and efficiency, our parts are designed for easy installation and long-term durability.

Why It Matters

- Stay focused and alert with a cab that's always at the right temp - Avoid costly breakdowns from a failing HVAC system - Reduce odors and airborne contaminants with fresh filters - Improve resale value with a fully functioning climate control system

Shop Peterbilt 567 & 579 Heat & AC Parts Now

Don't let a damaged semi truck HVAC system hamper your driving. Find related interior dash trim parts to enhance your look and engine cooling performance components to upgrade your rig even further. Get the Heat & AC parts that keep your cab comfortable and your wheels turning—all from 4 State Trucks.