Those running cat bypass on 997.1 - any power loss?
Those running cat bypass on 997.1 - any power loss?
Hi there
As per title, those who have tried cat bypass pipes or cat bypass x-pipes on your 997.1 did you feel any power loss/gain?
As per title, those who have tried cat bypass pipes or cat bypass x-pipes on your 997.1 did you feel any power loss/gain?
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