<page_title> BMW 5 Series (F10) </page_title> <section_title> Petrol </section_title> <table> <cell> 535i <col_header> Model </col_header> </cell> <cell> N55B30 turbo I6 <col_header> Engine </col_header> </cell> </table>
The 535i was the first model to use the N55 turbocharged straight-six engine.