BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST - View Single Post - Can someone talk me out of a bluespark tuning box

chris-c · 03-19-2018, 10:27 AM

I managed to talk myself out of a bluespark box and I'm now on the fence between a) nothing. b) mppsk or c) jb4.

I think the JB4 is the safest of the boxes but I keep on getting drawn to the mppsk.

03-19-2018, 10:27 AM	#10
chris-c Lieutenant Colonel 901 Rep 1,801 Posts Drives: F31 340i RWD Join Date: Feb 2018 Location: Kent iTrader: (0)	I managed to talk myself out of a bluespark box and I'm now on the fence between a) nothing. b) mppsk or c) jb4. I think the JB4 is the safest of the boxes but I keep on getting drawn to the mppsk.
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