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Longer spring for wider range of adjustment (40 " 130 PSI)
that's EXACTLY what we mean
All current TMIC kits will include Black silicone)
Of course it also suits the ST/XR5 and RS models
Simple or Hardcore
Perrin Wing Stabilizer new-upload Longer spring for wider rangeEliminate Wing Bounce Fitting perfectly between the upper and lower rear wing, PERRIN Stiffi's stabilize and support your wing eradicating wing bounce forever. Simply place the Stiffi (or multiple if you desire a truly custom look) between the underside of you upper wing and secure into place using our 3M high tach adhesive. This makes installation of our Stiffi a solid yet completely reverse able upgrade. Looks like a professional rally car!