Quote:
Originally Posted by cruzinbill
Not with theirs, I meant with oem I dont understand why they would do it post cat. I understand the multiple reasons why this one is. You would just think in designing an FI engine that maximum flow for both spool and performance would be a primary goal.
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Smaller a/r exhaust housing = faster spool, properly sized wheel= maximum flow. Yes it will rob a few ponies due to higher egt but the engine will prob Mac out before the setup does