2011-2016 Duramax LML Stealth Mach 1 Turbocharger (CPS200262)

Fits

The Stealth Mach 1 Turbo is an upgraded direct replacement turbocharger for 2011-2016 Chevrolet Silverado and GMC Sierra 2500HD/3500HD trucks with the 6.6L LML Duramax diesel engine. Capable of supporting 650+ RWHP, this turbo is designed for fast spool-up, strong towing performance, and excellent daily drivability.

Built with a billet compressor wheel and custom-spec turbine wheel, the Stealth Mach 1 is designed to deliver added airflow and performance while maintaining strong street manners. It is a direct replacement for the factory LML Duramax turbocharger and works especially well on trucks built for daily driving, towing, and responsive power.

Part Number: CPS200262

Supersedes: DM1DH1070203000

• 650+ RWHP peak power potential
• 64mm billet compressor wheel
• 66.5mm turbine wheel
• 360-degree thrust bearing
• Quick spool-up
• Direct bolt-on installation
• Great for daily driving and towing

• Higher power levels require proper supporting modifications

Billet Compressor Wheel

• 64mm billet compressor wheel provides increased airflow over stock
• Matched to the turbine wheel for responsive street performance
• Supports strong power potential while maintaining daily drivability

Turbine Wheel

• 66.5mm turbine wheel is custom matched to the compressor wheel
• Designed to improve high-load efficiency and towing performance
• Helps support quick spool-up and strong EGT control

Direct Replacement Design

• Designed as a direct replacement for the factory LML Duramax turbocharger
• Built for daily driving, towing, and performance-focused street use
• Pairs well with intake upgrades, intercooler piping upgrades, and emissions compliant tuning

Durability Upgrades

• 360-degree thrust bearing supports added durability
• Built for real-world truck use and responsive power delivery
• Designed with LML Duramax airflow and tuning behavior in mind

• One Year Limited

• 848212-5002S
• 12642314
• 12642129
• 800799-0002
• 800799-0003
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