Clean up the engine bay of your 1998.5-2024 Cummins with this Billet Aluminum Clear Anodized Oil Fill Cap from WCFab. This is a complete cap, not a cover. Direct OEM replacement for the factory plastic part. Includes o-ring seal. CNC machined in the USA. – – Not compatible with WCFab X D&J Billet Valve Covers model WCF100330 or WCF100366. May not fit other aftermarket billet valve covers.

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