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WCFab x D&J Precision billet valve covers for 2006–2018 5.9 and 6.7L Cummins are CNC‑machined from 6061‑T6 aluminum and feature a baffled breather system. Finished in Bengal Blue with a WCFab‑engraved cap, D&J billet breather, stainless fasteners and a 3/4" breather hose, these covers upgrade engine bay aesthetics while preserving proper crankcase ventilation.
Wehrli 06-18 Cummins WCFab X D&J Precision Billet Valve Cover - Bengal Blue
