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Old 03-08-2013, 08:23 AM   #1842
stretchedk7
Scooby Guru
 
Member#: 170602
Join Date: Jan 2008
Location: j-ville fl
Vehicle:
06 Wrx RWD Auto
76MM-AEM-2200's

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Quote:
Originally Posted by alcoolaid View Post
I would weld in 4 bungs

Small price to pay to know all 4 cylinders are equally happy.
This!!

Once you see where each cylinder afr wise and make your changes, as you tune the car afr wise off the main wideband the 4 in the primaries should all remain the same.

You'd be surprised at how much power you'll pick up and how much safer it would be on the engine.
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