Upgrading your Peterbilt 379 with aftermarket fairings and steps isn t just about looks it's about performance, safety, and functionality. Whether you're replacing worn-out parts or customizing your rig, our in-stock fairings and step assemblies are built to handle the demands of heavy-duty, commercial truck use. These components are more than just side trim they help you get in and out of your cab safely, improve aerodynamics, and protect vital areas of your truck's frame and fuel system. Pair these parts with aftermarket fuel tank fairings for an even greater aerodynamic boost.

Why Peterbilt 379 Fairing Steps Matter

- Reduce drag: Side fairings help improve airflow, which can boost fuel efficiency over long hauls. - Protect your truck: Fairings guard your cab and chassis from road debris, water spray, and grime. - Complete the look: Fiberglass and stainless steel options help you create a polished, professional appearance. - Customize your build: Available in smooth paint-ready or chrome finishes for a personalized touch.

The Benefits of Adding Fairing Steps to Your Semi Truck

- Safe cab entry and exit. Wide step surfaces, anti-slip grip, and reinforced construction help reduce accidents. - Specifically designed for daily use. Whether you're climbing in and out all day or making quick deliveries, a good set of semi truck steps makes all the difference. - Match your frame and fairings. Many step assemblies are designed to blend in seamlessly with fairings or step box mounts. We often stock quality aftermarket Peterbilt 379 steps and side fairings, from lightweight fiberglass panels to heavy-duty aluminum step kits. All are built to OEM specs or better for a clean fit, easy install, and long-haul durability. This is a great way to start converting your Peterbilt 379 day cab alongside additional cab-related components. Shop now and give your Peterbilt 379 a functional upgrade that adds style, safety, and value. Let your truck work better and look even better doing it.