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    M113K ECU Upgrade


    Availability: In stock


    M113K ECU Upgrade

    As a leader in tuning and calibration, Weistec Engineering is proud to offer tuning packages for M113K, stock Mercedes Kompressor powered vehicles.

    We offer calibrations to match the modifications to your vehicle, from otherwise stock, to heavily modified.

    Power gains range from 20 to 70 HP depending on level of modification.  No tuning for non stock injectors

    *Power gains vary based on model and modifications.

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

    ECU Tuning Process:


    Key Features:

    • +20-70whp

    • +70-120wtq

    • Eliminate Top Speed Limiter

    • Increased Throttle Response

    • Optimized Fuel and Spark

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    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