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      06-09-2012, 05:43 PM   #7
Juiced46
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Drives: 03 Turbo Cobra, 2011 335xi
Join Date: Jun 2010
Location: Wallingford CT

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Quote:
Originally Posted by SRT14PimPin07 View Post
They should be the same. But from what I have read, people have been having some problems with proceed so I would go with the JB4 only because it's such a popular tune for our cars.

Ive had the JB4 for 5 months now and still no issues. I just installed it and forgot about it....lol "Knock on wood"

......and people have had issues with the JB4. I have had the proceed on my car for some time now and have installed it on other cars. Zero issues at all. I think the guys that are having issues with them are probably installing them incorrectly (loose connections, etc. )