Weistec Stage 3 M156 Supercharger System




Requires High Flow Exhaust, Removal of Secondary Air Injection Valves, ROW Airboxes, and Spark Plugs. Built Transmission Recommended

Weistec Stage 3 Supercharger System is built to address the needs of customers looking for the most power out of the 63 AMG. Incorporating many years of Mercedes supercharger knowledge, the larger 3.0L twin-screw is the pinnacle Weistec's supercharger systems.

Using our 3.0L Twin Screw, we have set the record for the Worlds Fastest Mercedes with our Stage 3 M156 System and supporting Weistec products, generating engine power levels exceeding 1000 Horsepower.

Air conditioning pulley selection.

9.75 @ 151.95 mph /// 60-130 MPH in 4.32 Seconds


Before and After 1/4 Mile /// -2 Seconds, +15 MPH

Key Features:

  • 3.0L Twin-Screw Compressor Module (Why Twin-Screw)?

  • 1000hp Liquid to Air Intercooler Core

  • High Flow Cast Aluminum T6 Hardened Lower Manifold

  • High Flow Cast Aluminum T6 Hardened Throttle Body Inlet Y

  • 45mm Boost Bypass Assembly

  • 8-Rib Direct Drive Belt System

  • SFI Approved Light Weight 8-Rib Crank Damper

  • Crank Pin Drill Tool

  • Billet Aluminum Direct Drive Cradle System

  • Hard Anodized Billet Aluminum Serpentine Idlers

  • Johnson CM30 30 Liter/Min Intercooler Water Pump

  • Intercooler Water Recovery Tank

  • Cross Flow Heat Exchanger

  • High Flow Fuel Rail System

  • High Capacity Fuel Injectors

  • Molded Silicone Couplers

  • Power-Steering Reservoir Relocation Assembly

  • Smaller Diameter Supercharger Pulley

  • Weistec Engineering Stage 3 Supercharger System ECU Reflash



Note: This item is considered special order.  Please allow 5-6 weeks for delivery.