ACDelco 12667313 GM OE Engine Oil Filler Cap with Seal FC252

The ACDelco 12667313 is a GM Original Equipment engine oil filler cap with integrated seal, designed as a direct OEM replacement for the oil fill opening on GM 5.3L and 6.2L V8 engines. This screw-in cap seals the oil filler neck to keep engine oil and crankcase vapors in while preventing water and dirt contamination.

As a true GM OE part, this cap is manufactured to the exact specifications of the component originally installed at the factory — ensuring a precise, rattle-free fit with no modification required. The included rubber sealing ring maintains a reliable, leak-free seal under normal operating conditions.

Key Features:

• GM OE Part: Validated by General Motors; the same part installed during vehicle production
• Screw-In Design: Twist-lock closure for a secure, vibration-resistant fit
• Includes Seal: Integrated rubber gasket prevents oil seepage and crankcase vapor loss
• Black Plastic Construction: Durable material resistant to heat and engine chemicals
• Supersedes: GM part number 12634022
• ACDelco Part Number: FC252
• OEM Part Number: 12667313
• UPC: 808709364207

Sold individually. This is an exact OEM replacement — no trimming, drilling, or adaptation needed. Backed by General Motors quality standards.