Kenworth T680 & Peterbilt 579 Shared Platform Filters
Paccar T680 and 579 trucks share many air and fuel filtration designs. Here is how to match the right element.
Kenworth T680 and Peterbilt 579 share Paccar engineering. That means many air and fuel filters interchange across brands — but only when the OEM number and housing match.
Air filters
- D371061 — common on 2022+ T680 / 579
- P621725 — PowerCore G2 panel on select T680/T880 and 567/579 builds
- P611696 — older/alternate Kenworth airboxes (T680/T800/T880/W900)
Fuel filtration
Confirm whether you have a Fuel Pro FH230, Diesel Pro FH234, or other processor before ordering FS19765 or related elements.
Shop Kenworth filters or Peterbilt filters.
Frequently Asked Questions
Do T680 and 579 use the same air filter?
Many 2022+ trucks share Paccar D371061. Earlier PowerCore applications may list P621725. Confirm the airbox and OEM chart.
What fuel separator do Paccar trucks use?
Fuel Pro / Diesel Pro housings are common. FS19765 is a frequent element — match length and housing model first.