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BMW M135i manual gets massive power upgrade

This video shows how a manual BMW M135i is tuned to Stage 2 using only an iPhone and the MHD app, then tested on the German Autobahn. After upgrading hardware components like the intercooler, charge ...
Hosted on MSN

How Much Power After Stage 2+ on the M2 ?

This video showcases the installation of a complete Stage 2+ performance package on a BMW F87 M2. The upgrade includes a catless downpipe, CSF high-performance intercooler, reinforced charge pipe, and ...