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WC Fab Stage 2 4-inch Intake Kit - Cat Yellow - LLY Duramax
Product details
WC Fab Stage 2 4-inch Intake Kit - Cat Yellow - LLY Duramax
WC Fab part WCF100301-CAT is an intake/airflow component for 2004.5-2005 GM 6.6L LLY Duramax. It replaces or upgrades the factory intake path to reduce restriction and improve airflow into the turbocharger or engine.
This Hilltop listing is organized around the exact WC Fab part number so customers can verify fitment, component type and installation requirements before purchase.
Key Features
- Application-specific intake geometry
- Designed to reduce airflow restriction
- Vehicle-specific sensor and mounting provisions
- Performance/service configuration identified by the title
Fitment
2004.5-2005 GM 6.6L LLY Duramax
Important Installation Notes
- Confirm exact year, engine, chassis/drivetrain and manufacturer part number before ordering.
Product Information
- Manufacturer: WC Fab
- Manufacturer Part #: WCF100301-CAT
- Product Type: Intake Kit
- Catalog detail: Fab cold air intake selected for Hilltop Diesel Performance. Verify exact year, model, engine, transmission, emissions configuration, and installation requirements before ordering. Compliance Note: California shipping restriction may apply.
How do I verify fitment?
Match the product fitment information to your exact year, make, model, engine, drivetrain and configuration. If anything is unclear, email sales@hilltopdieselperformance.com before ordering.
Where can I find shipping and return information?
Policy links are available in the site footer and checkout. Product-specific restrictions or core requirements are shown in the product description when applicable.
More parts for LLY Duramax | 2004.5–2005
Check each product’s exact fitment before ordering.
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