Quote:
Originally Posted by crypto
Np!
Not at all during highway speeds. All the juice with nice sound and any burbles/backfire is basically 1st - 3rd gear you get decent sound WOT after that. Then generally if you are at a normal cruising RPM there’s no noticeable drone from my experience.
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These cars really scream at higher RPM's. Glad to hear that a valved catback would not drone (or at least not have a lot of drone) at highway speeds!