Mercedes S-Class W222 Electronics

Name: Weistec ECU Tune - W.1 for Stock Vehicle (Modification Service) for Mercedes S-Class W222 S550 / S450 with M256 Engine 2017-2020
Brand: Weistec
SKU: 12447

Weistec

Weistec
ECU Tune - W.1 for Stock Vehicle (Modification Service)

Est dyno gains of 43HP and 90TQ at the engine. The Weistec M256 ECU upgrade for the inline 6 cylinder 3.0 Liter engines provides substatial gains across the entire powerband. With an increased yet still flat powerband to Redline, this ECU Tune creates a much quicker, much more responsive yet predictable blast to drive in any situation. *Requires factory ECU sent in for modification.

INCLUDES: ECU tune (modification service)

VEHICLE: Mercedes S-Class W222 S550 / S450 with M256 Engine 2017-2020

PART#: 05-256-00117-7

DETAILS/PHOTOS: www.weistec.com/..

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