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spires exhaust

  1. XFR with Spires exhaust going South through the Hindhead tunnel in Surrey

    All about the Jaguar XF R
    For anyone interested in the noise that Spires can create from the XFR, the Hindhead tunnel (1 mile on enclosed space) gives the ideal background for a good blast. Bearing in mind that it is an Average speed camera zone, so more short bouts of acceleration rather than a full bore blast...
  2. Sports exhaust resonance

    Chatter
    Having fitted a Spires sports exhaust a month ago on my XFR I have been enjoying the strong engine noise on hard accelerating but have noticed a deep resonance in the car at 2k rpm. Sadly, the car holds this rpm at motorway speeds and this drone is quite penetrating. Has anyone experienced...
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