Smokies GT 2017 991 GT3RS Race vs Street (Catted Systems)
991 GT3RS Dundon Street
991 GT3RS Dundon Race
These videos were from a wonderful event we donated to and supported called the Smokies GT 2017 for Cystic Fybrosis, FUCF!
Not often we get to hear both systems run back to back!
Pause one so you can hear them one at a time!
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I'm very happy with it. In terms of affecting the cars outright performance, as such, I cant really say till I've been on the track, strip or Dyno with it - but Ill eat my hat if the car isn't measurably quicker in all situations. On a fast back road run for 150 miles it felts quicker for sure but in terms of lap...
~ Mark, Australia: 991 GT3 Race Headers
