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    SLS 825 Supercharger System


    Availability: In stock

    SLS 825 Supercharger System

    SLS 825, 825 Horsepower, 661 ft-lb of Torque

    For vehicles with Weistec Headers and Midpipes

    The SLS 825 Supercharger System is the pinnacle of performance for the SLS. If you want to make your SLS as powerful as possible, the SLS 825 Supercharger System is the way to go. No other products on the market will make your SLS as fast and powerful.
    The system features our 3.0L Twin-Screw Compressor to make an astonishing 214 more horsepower than a stock SLS while still running on 91 Octane ([Ron + Mon]/2) pump fuel.

    This is the SLS 825, The world's most powerful SLS AMG...Period.


    Weistec SLS 825

     *Product may not be emissions compliant. Check local laws prior to installation. 

    SLS 825 Supercharger System

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

    • Dual High Flow Cast Aluminum T6 Hardened Intake Tubes

    • Brisk Spark Plugs

    • 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

    • Power-Steering Reservoir Relocation Assembly

    • Weistec Engineering SLS 825 Supercharger System ECU Reflash

    • Weistec Engineering SLS TCU Upgrade

    PDF Filem159sc_sls825_2 (4.4 MB)Download


    This policy only applies to installers and/or users who are in the United States, customers who reside in other countries should act in accordance with their local laws and regulations.
    Some Weistec Engineering performance upgrades may solely be used on vehicles in sanctioned competition which may never be used upon a public road or highway, unless permitted by specific regulatory exemptions (such as a CARB E.O.). For state specific details please visit the following website.
    It is the responsibility of the installer and/or user of the product to ensure that it is used in compliance with all applicable laws and regulations. If a product was purchased in error, do not install and/or use it. The purchaser must arrange to return the product(s) for a full refund.
    All performance modifications and installations are at the customer’s own risk. Weistec Engineering holds no responsibility either implied or otherwise for mechanical, electrical or other failure when using any aftermarket performance products.


    WARNING: Cancer and Reproductive Harm