HOME / Articles / Modification of 8m51ka firmware for Ford: chip tuning Focus | GTM TuningModification of 8m51ka firmware for Ford: chip tuning Focus | GTM Tuning4 min read← PreviousSoftware Upgrades 89661-02e90 for Toyota: Engine Management Unit Tuning | GTM TuningNext →Update 8v0906264h for VAG: Modification for Skoda Octavia | GTM Tuning