FrankenTurbo F660 twin-scroll hybrid turbocharger for the first-generation BMW B58 3.0L, F-Series version (2 Series F22/F23 M240i, 3 Series F30/F31/F34 340i, 4 Series F32/F33/F36 440i, incl. xDrive), rated by FrankenTurbo for 650+ hp with supporting modifications and a tune. 60/55mm Inconel 5+5 splitter-blade turbine, 59/71(77)mm point-milled billet aluminium 7+7 compressor wheel with extended tips, shaft upgraded from 5.8mm to 6.5mm, oversized heavy-duty 360-degree thrust bearing, vanadium alloy cast-iron turbine housing / manifold rated to 1000°C with the stock area ratio for response. Designed in the USA, 2-year FrankenTurbo limited warranty.

Included: the turbocharger and the FrankenTurbo upgraded inlet pipe.

NOT included: the wastegate actuator (supplied WITHOUT actuator - the original actuator from your turbo is re-used; the actuator shown in the photos is for illustration only) and the installation hardware kit (bolts / gaskets).