520i 167 bhp (2003-2009)525i 192 bhp (2003-2005)523i 174 bhp (2003-2009)523i 187 bhp (2003-2009)525i 214 bhp (2005-2007)530i 231 bhp (2003-2005)525i 214 bhp (2007-2009)530i 254 bhp (2005-2007)530i 268 bhp (2007-2009)540i 301 bhp (2003-2009)545i 328 bhp (2003-2009)550i 361 bhp (2003-2009)M5 5.0 V10 507 bhp (2003-2009)