BMW 3-Series (E90 E92) Forum - View Single Post - JB4... How long to adapt and feel FULL effect??

bimmerlex · 03-26-2011, 08:36 PM

I felt exactly the same when switched to JB3 from SSTT. Your "butt dyno" is not going to feel big difference. Besides the power delivery of JB4 is much smoother than JB+.

03-26-2011, 08:36 PM	#5
bimmerlex Captain 26 Rep 865 Posts Drives: 2018 F15 X5 xDrive35d Join Date: Jan 2007 Location: SoCal. iTrader: (25) Garage List 2018 F15 X5 xDrive35D [0.00]	I felt exactly the same when switched to JB3 from SSTT. Your "butt dyno" is not going to feel big difference. Besides the power delivery of JB4 is much smoother than JB+.
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