04-03-2014, 11:59 AM
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#1423
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sleep, drive, eat, repeat
Join Date: Mar 2012
Drives: '13 BRZ, '12 Outback
Location: Sack of Potatoes
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Tagged: 4 Thread(s)
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Quote:
Originally Posted by Luis_GT
Well... I have Perrin 3" catted front pipe, Q300 catback, and KN drop in and my AFR leaned out to 12 average, I can tell you that my 3" front pipe ha a lot more flow than your berk pipe since it's larger.
OEM it was around 11.5 average
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Are you saying you did the battery disconnect and it leaned out? or just that it leaned out by itself on stock tune?
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