![Stage 3 M156 Supercharger System, E63 W211 Stage 3 M156 Supercharger System, E63 W211](https://cdn11.bigcommerce.com/s-m480ec46ug/images/stencil/500x659/products/19078/96768/m156_stage3_2_7__68344.1628928110.386.513__47624.1693182643.jpg?c=1)
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The Weistec Stage 2 Supercharger System is specifically designed for vehicles with high flow exhaust systems, and utilizes the ultra efficient Weistec direct drive belt system. Proper ECU remapping and supercharger drive ratios have been modified to work in conjunction.
?*Product may not be emissions compliant. Check local laws prior to installation.?