It's an '03 530i. I have the option list, doesn't say anything about DSP tho:
Type code DT63
Type 530I (USA)
Dev. series E39 ()
Line 5
Body type LIM
Steering LL
Door count 4
Engine M54
Cubical capacity 3.00
Power 170
Transmision HECK
Gearbox AUT
Colour STERLINGGRAU METALLIC (472)
Upholstery STANDARDLEDER/SCHWARZ (N6SW)
Prod. date 2002-12-05
Order options
No. Description
210 DYNAMIC STABILITY CONTROL (DSC)
308 LT/ALY WHEELS/CROSS SPOKE 42
319 INTEGRATED UNIVERSAL REMOTE CONTROL
339 SATIN CHROME
403 GLAS ROOF, ELECTRIC
431 INTERIOR RR VW MIRROR W AUT ANTI-DAZZLE
459 SEAT ADJUSTM., ELECTR. W. MEMORY
481 SPORT SEATS F DRIVER/FRONT PASSENGER
521 RAIN SENSOR
522 XENON LIGHT
534 AUTOMATIC AIR CONDITIONING
555 ON-BOARD COMPUTER
640 CAR TELEPHONE PREPARATION
650 CD PLAYER
694 PREPARATION FOR CD CHANGER
704 M SPORT SUSPENSION
710 M LEATHER STEERING WHEEL
773 WOOD TRIM
785 WHITE DIRECTION INDICATOR LIGHTS
818 MAIN BATTERY SWITCH
925 SHIPPING PROTECTION PACKAGE
Series options
No. Description
202 STEPTRONIC
249 MULTI-FUNCTION FOR STEERING WHEEL
302 ALARM SYSTEM
354 GREEN STRIPE WINDSCREEN
441 SMOKERS PACKAGE
470 CHILD SEAT ISOFIX ATTACHMENT
473 ARMREST, FRONT
520 FOGLIGHTS
645 RADIO CONTROL US
661 RADIO BMW BUSINESS
676 HIFI LOUDSPEAKER SYSTEM
845 ACOUSTIC BELT WARNING
850 ADD FUEL TANK FILLING FOR EXPORT
853 LANGUAGE VERSION ENGLISH
876 RADIO FREQUENCY 315 MHZ
992 NUMBER PLATE ATTACHEMENT MANAGEMENT