Upgrade your 2020–2025 L5P Duramax with this high-flow 3.5” Turbo Intake Horn, designed specifically for trucks running the factory-style turbo. This bolt-on upgrade improves airflow by eliminating the restrictive section found in the stock intake horn just before the turbo inlet — all without the need for tuning.
Whether you’re running the OEM intake or an aftermarket intake system, this intake horn is a direct-fit solution that enhances throttle response and turbo efficiency.
Key Features:
- No tuning required — plug-and-play installation
- Improves airflow to the turbo by removing factory restrictions
- Compatible with OEM or aftermarket intake kits
- Fits stock trucks — no other modifications needed
- Durable 3.5” construction for maximum flow and performance
Perfect for daily drivers, tow rigs, or performance builds looking to unlock better airflow without complicating the setup.