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Old 09-14-2012, 06:39 AM   #3
bmw325ix
Scooby Newbie
 
Member#: 204652
Join Date: Mar 2009
Location: newburyport, ma
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its a good idea to, i dont have a tool to do it so my car doesn't have them. Was running 20lbs with no issue. Also all comes down to how good of a fit the pipes are.
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