Calibrated Power Stealth Mach 1 (64mm) Drop In VGT Turbo | 2011-2016 LML

Stealth Mach 1 (64) Turbo for LML Duramax (2011-2016)

Upgrade your 2011–2016 LML Duramax with the Stealth Mach 1 (64) turbo; built for fast spool-up, strong towing performance, and reliable daily driving. This direct drop-in replacement delivers up to 650+ RWHP while maintaining excellent drivability and efficiency. Supersedes DM1DH1070203000.

Key Features

• Supports 650+ RWHP
• 64mm 11-blade extended tip billet (2618 alloy) compressor wheel
• 66.5mm 9-blade 713C nickel alloy turbine wheel
• 360° thrust bearing for durability
• Quick spool-up with strong response
• Direct bolt-on replacement

Benefits

• Improved towing performance and throttle response
• Lower EGTs under load
• Wide, usable powerband for real-world driving
• Signature Stealth turbo sound
• Designed using real-world tuning data for optimal performance

Fitment

• 2011-2016 Chevrolet Silverado 2500HD/3500HD
• 2011-2016 GMC Sierra 2500HD/3500HD
• 6.6L LML Duramax