New Cap CAP 6X is listed for the application and product type indicated in the supplier catalog. Confirm exact fitment using the vehicle, engine and manufacturer part number before ordering.

The new cap (part number CAP 6X) is listed for the associated engine or vehicle system.

Product Details

• Part: Cap
• Manufacturer / listed brand:
• Manufacturer or catalog part number: CAP 6X
• HDKits SKU: AP-MSD442
• System: Maintance – CAPPLUG
• Condition: New

Cross-reference numbers: CAP6X. These are lookup references and do not independently establish interchangeability.

Fitment and Ordering Guidance

Confirm the precise assembly and application using the original part number before purchase. Match the manufacturer number, replacement number, physical configuration and vehicle or engine serial information. Product photos and generic category information should not be used as sole proof of fitment.

Why Order From HDKits?

HeavyDutyKits.com helps customers source diesel engine and heavy-duty replacement parts. Contact our parts team with your engine model, equipment details and existing part number for a fitment review before purchasing.

Cross-Reference Part Numbers

Supplier-listed cross-reference and alternate part numbers for identification:

• 6
• CAP 6X
• CAP6X

Verify interchangeability and application before ordering; a reference listing does not guarantee fitment.