Originally posted by PDXSVT:
Do you still have the stock exhaust manifolds and is your stock y pipe optimized yet?
My thought as well. You can get your Y optimized at a welding shop for relatively little coin and that would free up the flow through the intake & exhaust mods.
<==== (* Starts thinkin' about pulling out the welder... *) 
Must be that jumbly-wumbly thing happening again.
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