Description

FABSPEED 5.5L V8 BI-TURBO EXPERTUNE PERFORMANCE SOFTWARE

Performance ECU software upgrade improves horsepower, torque, and driving characteristics of the M157 5.5L 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.

FEATURES:
– Fits all Mercedes-Benz AMG 63 M157 5.5L V8 Bi-Turbo Vehicles: E-Class / S-Class / CLS-Class / SL-Class / G-Class / GLE-Class / GLS-Class
() Stock – 577 HP / 590 TQ
() Tuned – 747 HP / 790 TQ
– Fabspeed Motorsport saves your stock/factory ECU settings so that you can revert your vehicle back to stock settings at any time

Notes: This part may be considered a Special Order if custom-made, low volume, or not something we generally stock. There may be a cost for Air Freight, Customs, Taxes, and Duties. Your card will not be charged during Checkout; only an Authorization will be obtained. If necessary, we will contact you with details before processing the order.  Please review our Terms & Conditions before ordering.