WEHRLI WCF100443 2001+ GM DURAMAX LB7/LLY/LBZ/LMM/LML/L5P BILLET OIL FILL CAP - BLACK ANODIZED

Clean up the engine bay of your 2001-2025 Chevy Silverado or GMC Sierra 2500 / 3500 truck equipped with the 6.6L Duramax with this Billet Aluminum Black 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 and machined cam lock engagement. CNC machined in the USA.

Direct replacement for the following GM OEM model numbers: 97350955, 97216410, 12573341, 12677347

Also compatible with 2.8L LWN Duramax and the following GM LS gasoline engines:

• LSX
• 4.8L V8 - LR4, LY2, L20
• 5.3L V8 - LC9, LH6, LH8, LH9, LMF, LM4, LM7, LY5, LMG, LS4, L33, L59
• 5.7L V8 - LS1, LS6
• 6.0L V8 - LQ4, LQ9, LS2, L76, L98, L77, LY6, L96, LFA, LZ1
• 6.2L V8 - LS3, LS9, LSA, L92, L99 
• 7.0L V8 - LS7

-CNC Machined Billet Aluminum GM factory oil cap filler neck replacement
-Matches WCFab Billet Aluminum Coolant Tank and Brake Reservoir Caps
-Includes o-ring seal
-Machined cam lock
-Black Anodized Finish
-Engraved Wehrli Custom logo on bottom of part
-Made in USA
-Installs in seconds

Enhance the look and functionality of your 2001-2024 Duramax engine bay with the WEHRLI WCF100443 Billet Oil Fill Cap in sleek Black Anodized finish. Crafted from high-quality CNC machined Billet Aluminum, this complete oil cap offers a direct OEM replacement for the factory plastic part, ensuring a precise fit.

Designed with precision engineering, this oil fill cap features a durable o-ring seal and machined cam lock engagement for a secure and reliable performance. Made in the USA, the black anodized finish adds a stylish touch to your engine bay while showcasing the engraved Wehrli Custom logo on the bottom of the part.

Not limited to Duramax models, this Billet Oil Fill Cap is also compatible with various GM LS gasoline engines, including popular models like LSX, LS1, LS2, and more. Explore the seamless integration with WCFab's Billet Aluminum Coolant Tank and Brake Reservoir Caps for a cohesive under-the-hood appearance.

Upgrade your vehicle's aesthetics and functionality effortlessly with the WEHRLI WCF100443 Billet Oil Fill Cap. Installation is quick and easy, allowing you to enjoy the benefits of this premium replacement part within seconds. Trust in the quality and craftsmanship of American-made products with this Billet Oil Fill Cap from WEHRLI.