BMW MSD81 N54 UPGRADE SERVICE for all 135i, 335i 535i models with the Twin Turbo N54 engine (DME, PROGRAMMING & CODING INCLUDED)

BMW MSD80 to MSD81 N54 upgrade service is available for all models including 135i, 335i, and 535i equipped with the Twin Turbo N54 engine.

Simply send us your DME, CAS module, and one key, and we'll seamlessly transition you to MSD81. We provide our own MSD81!

Our service includes plug-and-play programming at no extra cost!

Experience a swift turnaround of just one business day!

Rest assured with our one-year warranty!

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