STG 2 to STG 3 Handset Software Upgrade Model-Z3 M S54 resulting in both better drivability

resulting in both better drivability and smoother high-speed cruising without the need to change down a gear as often

Development

Once it has updated and the programme has launched there is an option to erase data - click that option

Stage 3 Sport+/Track

making them ideal for track use

STG 2 to STG 3 Handset Software Upgrade Model-Z3 M S54 resulting in both better drivabilityUpgrade your handset from STG2 to STG3 tuning. There's no need to pay full price again to upgrade your STG2 software to STG3 software, we will upgrade your software, including appropriate software changes for your new turbo and redo any tuning feature options you may want to change, such as: Flat Foot Shifting No Lift Shifting Hard RPM Limit (Cutting Ignition, instead of fuel) Brake Boost Enable (Pressing of the brake and accelerator and brake at the