Calibrated Power Stealth Mach Hybrid Turbo | 2011-2016 LML

Stealth Mach Hybrid VVT Turbo for LML Duramax (2011-2016)

The Stealth Mach Hybrid is a specialized, stock-appearing drop-in turbo designed for compound setups and competition use. Built with Mach 2 internals and a 63mm Air Grabber compressor, it delivers excellent top-end performance while maximizing compound turbo efficiency. Supersedes model DM1DH1070802000

Key Features

• Dyno proven to support up to 650 RWHP
• Supports up to 1100 RWHP in compound applications
• 63mm 11-blade extended tip billet compressor wheel
• 70.2mm 10-blade 713C nickel alloy turbine wheel
• Upgraded 15mm HFV (High Flow Vane) technology
• Optimized for compound turbo setups
• 360° thrust bearing with heavy-duty journal bearings
• Direct bolt-on, stock-appearing design
• Surge-resistant design

Benefits

• Optimized as a primary turbo in compound setups
• Superior top-end power for a 64mm-class turbo
• Lower EGTs under sustained load
• Improved boost-to-drive pressure ratio
• Increased durability over stock
• Signature loud Stealth turbo whistle
• Compressor (63mm): Supports ~650 RWHP, wide efficiency range, billet 7075 aluminum construction
• Turbine (70.2mm): Larger design lowers drive pressure and improves high-load efficiency
• HFV Technology: Taller/wider vanes reduce restriction and improve exhaust flow
• Ported Housing: Improved exhaust flow in and out for better performance and EGT control

Fitment

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