BMW E9x GTS DCT Upgrade

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OEM flash software that upgrades your standard BMW M3 DCT settings to the BMW GTS gearbox settings for E9x M DCT

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  • Almost NO lag shifting into Reverse.
  • Default D2 Shift mode on start up.
  • S Mode Shift Memory.
  • Crisper, faster shifting throughout.
  • Crisper smoother rev matching on downshifts.
  • General improvement throughout DCT operation.
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