Part #: WCF100443

Overview

The Billet Oil Fill Cap is an application-specific diesel performance product for GM Duramax LB7/LLY/LBZ/LMM/LML/L5P (15-26) WCF100443. The listing is structured to make the most important features and fitment easy to scan.

Key Features

• Made from CNC-machined billet aluminum for strength and durability
• Black anodized finish for corrosion resistance and a sleek look
• Includes an O-ring seal for a secure, leak-proof fit
• Machined cam lock engagement for easy, secure installation
• Direct OEM replacement for GM part numbers 97350955, 97216410, 12573341, and 12677347
• Compatible with 2001-2025 Chevy Silverado and GMC Sierra 6.6L Duramax engines
• Also fits 2.8L LWN Duramax and various GM LS gasoline engines

Installation & Fitment

Designed for GM Duramax LB7/LLY/LBZ/LMM/LML/L5P (15-26) WCF100443. Verify vehicle configuration and part number WCF100443 before installation.

Ideal For

Ideal for customers looking for a vehicle-specific diesel performance product with clear fitment and useful product details.