Wehrli Custom Fabrication WCF100333-FB 4" Cold Air Intake Kit Flat Black

The Wehrli Custom Fabrication WCF100333-FB is a 4-inch cold air intake kit designed for the 2003–2007 Ford 6.0L Powerstroke diesel. Finished in Wehrli's signature Flat Black powder coat, this kit delivers a substantial upgrade over the restrictive factory intake system, improving airflow and throttle response while adding a clean, blacked-out look to the engine bay.

Wehrli Custom Fabrication (WCFab) engineers and manufactures every component in their state-of-the-art facility in DeKalb, Illinois. Their in-house powder coating operation ensures consistent, durable finishes with tight quality control on every fabricated part.

Kit Includes:

• 4" mandrel-bent aluminum intake tube
• Dry air filter
• Outerwears pre-filter cover
• High-quality silicone boots
• Stainless steel clamps
• Flat Black powder coat finish

Key Features:

• 4" diameter for significantly improved airflow over stock
• Durable aluminum construction with professional-grade powder coat
• Outerwears pre-filter cover protects the dry filter element from debris
• Precision-fit silicone boots and stainless clamps for a leak-free seal
• Made in the USA by WCFab in DeKalb, Illinois
• Available in additional powder coat color options

WCFab's cold air intake kits are a popular first step for 6.0L Powerstroke owners looking to free up airflow, reduce intake temperatures, and improve overall engine efficiency. The Flat Black (-FB) finish coordinates with most engine bay aesthetics and resists chipping and fading under hood heat.