Mercedes-Benz AMG 63 4.0L V8 Bi-Turbo ECU Tune

Performance ECU software upgrade improves horsepower, torque, and driving characteristics by reprogramming various sensor inputs, air/fuel ratios, and boost pressure.

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Description

Product Details:

Performance ECU software upgrade improves horsepower, torque, and driving characteristics of the M178 4.0L V8 Bi-Turbo Engine by reprogramming various sensor inputs, air/fuel ratios, and boost pressure.

NOTE: This is not a physical/shipped product.  This upgrade requires you to send us your ECU for re-programming.  You will be emailed a download link with detailed instructions after adding this to your cart and checking out.

SHIPPING DETAILS: Shipping costs for sending an ECU to Fabspeed is the responsibility of the purchaser.  The ECU will be tuned within 24-48 hours of receiving it and Fabspeed will then ship back the ECU using whatever method it was shipped in with.  (For example: If you send in your ECU via Ground shipping, we will ship it back via Ground.  If you ship it via Overnight, we will ship it back via Overnight.)

FEATURES:

  • Fits all Mercedes-Benz AMG 63 M178 4.0L Bi-Turbo Vehicles: C-Class / E-Class / S-Class / GLC-Class / GT
    • Stock – 603 HP / 627 TQ
    • Tuned – 683 HP / 727 TQ
  • Fabspeed Motorsport saves your stock/factory ECU settings so that you can revert your vehicle back to stock settings at any time

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