2024-2025 L5P Duramax Stealth Mach 1 (64mm) Drop In VGT Turbo

The Ultimate drop-in turbocharger upgrade for 2024-2025 L5P Duramax's is here! Capable of supplying up to 700HP worth of air flow, The Stealth Mach 1 was designed with all out performance and easy tuneability in mind. The Mach 1 features the latest advancements in compressor wheel design and sports a larger and higher flowing turbine for a dramatic improvement to exhaust energy capture and high RPM EGTs.

Say goodbye to lengthy tuning and multiple tune revisions. With the Stealth Mach 1, you’ll enjoy one of the easiest tuning experiences possible, thanks to clear, tailored instructions that ensure you and your tuner know exactly how to dial in this turbo in for peak power and performance. 

• Airflow to support 700HP
  
  • Up to 625 RWHP with stock emissions equipment and basic supporting mods
  • Tested in competition setups with extensive supporting mods to make 750+ RWHP

• Custom Billet Compressor Wheel
  
  • 64mm 11-Blade extended tip billet compressor wheel
  • Provides a wide efficiency range
  • Less surge prone than other compressor wheel designs
  • Lightweight and high strength
  • Provides 72 lbs/min mass airflow compared to 60lbs/min stock

• Custom 9-Blade Turbine Wheel
  • Larger than stock
  • More agressive blade angle for better exhaust energy capture
  • Sized to maximize throttle with 700hp capability
  • 50% Thicker turbine blades for added heat tolerance
  • Lower drive pressure under high loads
  • Lower EGT's under high loads
  • Boosts effectiveness of compressor wheel upgrade
  • Produces a distinctive Stealth turbo whistle

• Custom Vane Cage
  • Allows the fit of larger custom turbine wheel

• Lighter Rotating Assembly Than Stock
  • Provides snappy spool-up comparable to factory turbo
  • Precision balanced in-house

• Brand New parts and electronics
  • No Core Charges 

This Turbo is Designed for you if you...

• Want maximum power with great street performance
• Want a turbo that's easy to tune 
• Have reliable performance as your top priority
• Have a modified fuel system
• Want more power with excellent street performance

Important Notice:

This turbo must only be operated with tuning that uses stock Minimum and Maximum Vane Position tables. Failure to do so can lead to excessive exhaust pressure and boost which may shorten the life of the turbo or engine and may void the turbo warranty.

The 2024-2025 L5P / L5D Stealth Mach 2 Turbo by Duramaxtuner.com is specifically designed for the 2024 and 2025 Chevy Silverado and GMC Sierra 2500, 3500, 4500, 5500, and 6500 models as well as 2024+ International CV (Medium Duty) models. It replaces OEM Part #s 12709701044, 11547786, 12683985, 12689094