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Wehrli WCF100304-GB 2011-2016 LML Duramax 4in Stage 2 Intake Kit with Air Box Gloss Black Made in USA is the exact cold air intakes identified by manufacturer part number WCF100304-GB. This listing was checked against WCFab's current manufacturer catalog under the catalog product name 2011-2016 LML Duramax 4" Intake Kit with Air Box Stage 2. Confirm the complete part number, supported vehicle or dimensions, engine and emissions requirements, mounting position, finish, included components, and installation needs before ordering.
Key Features
- Airflow component tied to the exact manufacturer part number
- Pipe diameter, connection style, and included hardware vary by application
- Engine and emissions qualifiers remain part of fitment
- Clamps, boots, sensors, and air-box compatibility must be confirmed
- Current manufacturer installation requirements must be followed
Fitment
Supported year-make-model applications include 2011-2016 Chevrolet Silverado 2500 HD, 2011-2016 Chevrolet Silverado 3500 HD, 2011-2016 GMC Sierra 2500 HD, 2011-2016 GMC Sierra 3500 HD. Engine, trim, cab, bed, chassis, drivetrain, and emissions details remain application qualifiers and are not model values.
Specifications
| Brand | Wehrli |
|---|---|
| Manufacturer Part Number | WCF100304-GB |
| Manufacturer Catalog Product | 2011-2016 LML Duramax 4" Intake Kit with Air Box Stage 2 |
| Product Type | Cold Air Intakes |
| Fitment Type | Vehicle Specific |
| Condition | New |
What's Included
One new Wehrli cold air intakes identified by manufacturer part number WCF100304-GB, with only the components shown and expressly listed for this exact item.
About Wehrli
Wehrli Custom Fabrication develops high-performance diesel-truck intake, cooling, exhaust, suspension, and engine-bay components. Exact part-number and application verification are essential because configurations can differ across engines, cab and bed combinations, and model years.
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Frequently Asked Questions
Will Wehrli WCF100304-GB fit my vehicle?
Use the listed year and model where provided, then confirm the engine, cab, bed, chassis, drivetrain, emissions configuration, factory equipment, dimensions, and exact manufacturer part number.
Which intake details must I verify?
Confirm pipe and inlet diameter, air-box or filter compatibility, sensor provisions, couplers, clamps, engine code, emissions requirements, and every included component.
What should be checked before installation?
Verify the complete parts list, mounting points, hose and wiring routes, clearances, fastener torque, fluid or air connections, and the current manufacturer service procedure.
Installation
Install according to the current Wehrli instructions and the vehicle service information. Confirm clearances, routing, fastener torque, fluid or air sealing, sensor connections, alignment where applicable, and safe operation before driving.
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