Calibrated Power VVT Stealth Mach Hybrid Turbo | 2004.5-2010 LLY LBZ LMM

Stealth Mach Hybrid VVT Turbo for Duramax (LLY / LBZ / LMM)

The Stealth Mach Hybrid is a specialized, stock-appearing drop-in turbo designed for compound setups and competition use. Built using the core of the Stealth 67 Mach 2 and paired with a 63mm Air Grabber compressor, it delivers optimized airflow for top-end power and compound turbo efficiency. Supersedes DM16B1070802000.

Key Features

• Designed for compound turbo and sled pulling applications
• 63mm 11-blade extended tip billet (2618 alloy) compressor wheel
• 70.2mm 10-blade 713C nickel alloy turbine wheel
• HFV (High Flow Vane) Technology
• Ported exhaust housing (inlet and outlet)
• 360° thrust bearing and heavy-duty journal bearings
• Stock-appearing, direct bolt-on design

Benefits

• Optimized as a primary turbo in compound setups
• Increased exhaust flow improves secondary turbo efficiency
• Better EGT control under heavy load
• Strong top-end power performance
• Meets rules requiring smaller (64mm class) compressor wheels
• Air Grabber Compressor (63mm): Supports ~650 RWHP, wide efficiency range, quick response
• Oversized Turbine (70.2mm): Increased flow, reduced drive pressure, improved high-load efficiency
• HFV Technology: Taller/wider vanes reduce restriction and improve exhaust flow
• Ported Housing: Improves both inlet and outlet flow for better overall efficiency

Fitment

• 2004.5-2010 Chevrolet Silverado 2500HD/3500HD
• 2004.5-2010 GMC Sierra 2500HD/3500HD
• LLY, LBZ, and LMM Duramax