GM Duramax L5P 6.6L Turbo Intake Horn Upgrade (2017–2025)

The GM Duramax L5P Turbo Intake Horn is a premium upgrade designed to replace the fragile plastic turbo inlet on 2017–2025 GMC Sierra and Chevy Silverado HD trucks equipped with the 6.6L Duramax L5P engine. Crafted from durable steel and finished with a sleek black powder coat, this intake horn enhances airflow, durability, and works seamlessly with both stock and aftermarket turbochargers.

Key Features:

• Robust Construction: Replaces the OEM plastic turbo inlet with a heat-resistant, crack-proof steel unit finished in black powder coat for lasting durability.

• Improved Airflow: Engineered to reduce airflow restriction, delivering better throttle response and increased performance.

• Direct Fit Replacement: Designed for an easy drop-in installation—no modifications or tuning needed.

Benefits:

• Long-Lasting Durability: The original plastic inlet can become brittle and fail over time; this steel upgrade ensures reliable performance under extreme conditions.

• Performance Enhancement: Increased airflow supports quicker turbo spool-up and higher power output, especially beneficial alongside other performance upgrades.

• Compatibility: Fits both stock and aftermarket turbochargers without any fitment issues.

Installation & Compatibility:

• Fits 2017–2025 GMC Sierra and Chevy Silverado 2500/3500 HD trucks with the 6.6L Duramax L5P engine.

• Easy to install using basic hand tools, perfect for DIY enthusiasts and professional shops.