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... read more
Mark, Australia 991 GT3 Race Headers
Stainless Steel Brake Line Kit, Speigler 991 GT3, RS, 911R
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Stainless Steel Brake Line Kit front and rear for 991 GT3/RS