Upgrade your 2020-2022 Chevrolet Silverado or GMC Sierra 6.6L L5P Duramax with the Wehrli Custom Fabrication 4-inch Cold Air Intake Kit in WCFab Red. Engineered for maximum airflow and diesel performance, this intake system replaces the restrictive factory air intake to deliver increased horsepower, improved throttle response, and enhanced turbocharger efficiency.
Built from premium 14-gauge mandrel-bent aluminum tubing, the WCF100702-RED features a precision-designed 4-inch inlet diameter to feed your L5P Duramax turbocharger with the volume of cool, dense air it demands. The vibrant WCFab Red powder coat finish adds an aggressive, show-quality look under the hood while providing long-lasting corrosion resistance.
Key Features
- Direct-fit for 2020-2022 Chevrolet 6.6L L5P Duramax trucks
- 4-inch diameter intake tubing for maximum airflow
- 14-gauge mandrel-bent aluminum construction
- WCFab Red powder coat finish — durable and show-quality
- EPA-compliant design
- Bolt-on installation — no cutting or drilling required
MPN: WCF100702-RED