SKU: WCF100684-CT
Wehrli 2020-2024 Chevrolet Silverado GMC Sierra Duramax L5P 4in. Stage 2 Intake Kit – Candy Teal
This high-flow fabricated aluminum intake pipe and air box enclosure with dry filter replaces restrictive factory plastic parts on 2020-2024 6.6L L5P Duramax trucks. It increases airflow to the turbo for more horsepower torque quicker throttle response and cooler intake temperatures by pulling cold air through the hood Ram Air duct and inner fender. Large 4-inch piping smooth bends and an oversized intake horn deliver higher air velocity volume and aggressive turbo sound.
Key Features
- Aluminum Construction: Full fabricated aluminum pipe air box and enclosure resists heat ensures durability and features custom Candy Teal powder coat finish
- 4-Inch Piping: Smooth aerodynamic bends over an inch larger intake horn than OEM reduce restrictions boost air velocity volume to turbo inlet
- Dry Filter Assembly: High-flow dry filter captures contaminants without oil for consistent performance easy cleaning
- Ram Air Design: Draws cold air from hood duct inner fender lowers intake temps improves power across RPM range
- Direct OEM Replacement: Replaces GM part numbers 84841229 84841225 84262962 85614333 84554702 for bolt-on fit no modifications needed
Product Notes
- Stage 2 kit includes intake horn turbo inlet pipe air box dry filter hardware for complete upgrade
- Candy Teal powder coat withstands engine bay heat corrosion for long-lasting appearance
- Ships fully assembled ready for installation weight 15 lbs
Installation Notes
- Professional installation recommended.
- Bolt-on design uses factory mounting points 1-2 hour install with basic tools
- Includes all necessary clamps hardware silicone couplers no cutting drilling required
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2020-2024 | Chevrolet | Silverado 2500 HD | 6.6L L5P Duramax Diesel |
| 2020-2024 | Chevrolet | Silverado 3500 HD | 6.6L L5P Duramax Diesel |
| 2020-2024 | GMC | Sierra 2500 HD | 6.6L L5P Duramax Diesel |
| 2020-2024 | GMC | Sierra 3500 HD | 6.6L L5P Duramax Diesel |
Why Choose Wehrli Custom Fab?
- Engineered in USA with precision CNC machining for exact fit L5P Duramax applications
- Proven gains in airflow power from dyno-tested designs used by diesel enthusiasts
- Custom powder coat options including Candy Teal match truck builds with lasting finish
Frequently Asked Questions
- Q: Does this fit 2025 L5P models?
- A: Designed for 2020-2024 models verify 2025 compatibility with hood duct inner fender unchanged
- Q: What filter media is used?
- A: Dry synthetic filter no oil required cleans with compressed air maintains flow without restriction
- Q: Is tuning required?
- A: No tuning needed plug-and-play gains from increased airflow works with stock or tuned ECM
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure foam-lined box 28 x 14 x 12 inches
- Weight: 15 lbs product 18 lbs shipping
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