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      09-07-2013, 12:23 PM   #20
Kapetan Svog Života

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Drives: 2012 335i sport
Join Date: Dec 2010
Location: Chicago

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Originally Posted by ghostchili View Post
Was looking at the JB4 Stage 2, Has anyone had any warranty problems relating to using this? Do you have to take it out anytime you go in for service?
I'm debating on ordering my car with the PPK or passing on it and installing the JB4.
Any thoughts?
No warranty issues that I know of. It just unplugs in 2 minutes and you take the car in.

Being that the PPK is currently on hold Im about to order the JB possibly the JB stage 2 with a catted downpipe.
Custom Modified OEM Muffler,