BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) (BMW E82 E88 128i 130i 135i) - View Single Post - Updated DME software and got fun noises..

schip · 09-13-2016, 06:30 PM

Does anyone here have a JB4 on either a 335i or 135i? I really want to get one but i am worried it is too good to be true. if you do have one could you tell me how good it really is? have you ever had any problems with it?

09-13-2016, 06:30 PM	#354
schip Registered 0 Rep 3 Posts Drives: Black 135i Join Date: Sep 2016 Location: SC iTrader: (0)	JB4 info? Does anyone here have a JB4 on either a 335i or 135i? I really want to get one but i am worried it is too good to be true. if you do have one could you tell me how good it really is? have you ever had any problems with it?
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