Breaking up with jb4 no codes!

mia335i · 11-01-2012, 11:56 AM

I have a 09 335 a/t with a jb4 map5 vrsf down pipes Ets fmic and a drop in filter , I'm having some sputtering issues in the top of 2nd gear no to bad but for a good 2 seconds. Anyone know what it can be. Not getting any codes. Car still made 392whp and 442trq on50/50 pump and e85

N55 · 11-01-2012, 12:08 PM

We need to see a data log....

11-01-2012, 11:56 AM	#1
mia335i Lieutenant 41 Rep 510 Posts Drives: 07e92 335i Join Date: Nov 2010 Location: miami iTrader: (1)	Breaking up with jb4 no codes! I have a 09 335 a/t with a jb4 map5 vrsf down pipes Ets fmic and a drop in filter , I'm having some sputtering issues in the top of 2nd gear no to bad but for a good 2 seconds. Anyone know what it can be. Not getting any codes. Car still made 392whp and 442trq on50/50 pump and e85
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11-01-2012, 12:08 PM	#2
N55 ⒸⒺⓇⓉⓘⒻⒾⒺⒹ✬ⓃⒾⓃⒿⒶ 141 Rep 1,476 Posts Drives: 🚀 Join Date: Nov 2010 Location: Pittsburgh iTrader: (3) Garage List 2015 BMW M4 [0.00] 2012 BMW 335IS (SOLD) [6.84] 2011 BMW 335XI (SOLD) [4.66] 2008 BMW 335xi (SOLD) [10.00]	We need to see a data log.... __________________ 2008 335xi E90 - Sold - > 2011 335xi E90 - Sold - > 2012 335IS E92 Crimson Red - SOLD > 2015 M4 Yas Marina Blue SOLD> 2019 McLaren 570s SOLD 2015 Lamborghini Huracan
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