BMW X5 and X6 Forum (F15/F16) - View Single Post - Anyone can tell the difference between 30d and 40d?

greentrbo95gst · 05-08-2014, 10:53 AM

What are the mechanical differences?
50d, 40d and 30d all come with a 3liter engine. I am guessing turbo size and software are different.

05-08-2014, 10:53 AM	#4
greentrbo95gst Brigadier General 1244 Rep 4,109 Posts Drives: 21 M5 Comp Join Date: Jan 2011 Location: Orange County iTrader: (6)	What are the mechanical differences? 50d, 40d and 30d all come with a 3liter engine. I am guessing turbo size and software are different. __________________ Current: 21 M5 Comp, 23 M3 6spd, 23 i4, 20 Tundra TRD PRO
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