2024 Peterbilt 579 Redesign Cowl Panel Cover. I got my first look at the new 579—painted with peterbilt’s signature legendary red metal flake, of course—in the parking lot of the company’s denton, texas, manufacturing plant. Peterbilt 579 cowl vent panel on heavytruckparts.net.
For 2015+ 388 & 389 models, a change has taken place with the renaming of the former 388. This redesigned chassis was paired with new, acoustically tuned engine mounts, which support highway cruising at 1,500 rpm while delivering an improved ride and.
