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LOW4LYF · 12-01-2018, 07:08 AM

The OPF cars have a different engine software than non OPF cars. That could be make also a huge difference sound wise.

12-01-2018, 07:08 AM	#27
LOW4LYF Brigadier General 2163 Rep 4,106 Posts Drives: E92 M3 & F85 X5M Join Date: Jul 2016 Location: @Home iTrader: (1)	The OPF cars have a different engine software than non OPF cars. That could be make also a huge difference sound wise.
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