1. aus335iguy

    E9X M Drive retrofit on e9x 335i/s

    Now that @dyezak has done the drivelogic retrofit to his ‘IS i feel inspired to persue some M goodness of my own. Ill do drivelogic eventually and ill likely change to an M3 diff as well but one other thing that interests me as well is M Drive. A company in Sydney called brintech reckon that...