WCFab x D&J Precision billet valve covers for 2006–2018 5.9 and 6.7L Cummins are crafted from aircraft‑quality 6061‑T6 aluminum and include a baffled breather system. Finished in Bronze Chrome, each kit includes a WCFab‑engraved cap, D&J’s custom billet breather, stainless steel fasteners and a 3/4" breather hose for a finished, durable engine bay upgrade.
Wehrli 06-18 Cummins WCFab X D&J Precision Billet Valve Cover - Bronze Chrome