Answer
Apr 28, 2026 - 06:51 AM
The oil in this kit is 5W-40 full synthetic. Hot Shot's Secret Green Diamond Fleet 5W-40 and 10W-30 are 100% full synthetic using Group III base oils, while the 15W-40 version is semi-synthetic.
This oil change kit (OCK-67-MC-HSSGN-FS) includes Hot Shot's Secret Green Diamond Fleet 5W-40 full synthetic oil with Motorcraft oil filter bc3z-6731-a for 2011-2025 Ford 6.7L Power Stroke engines. The 5W-40 formulation meets both API CK-4 specification and Ford Specification WSS-M2C171-F1 for added wear protection.
