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  1. K

    Porpoising

    In response to a previous post whether it's the road causing the issue, I drove another car and SUV on the same commute without the same effect occurring. Have also checked tire pressures, as previously suggested. I have the SVC stage 1 starter kit (CAS, Deavers, bump stops), installed by the...
  2. K

    Porpoising

    I started to experience this issue as well around 20k miles. It does seem more prominent on freeways where there are expansion joints, but I also notice it on certain roads as well. Speed makes it more prominent. I thought it was a tire balance issue on my left rear, so I swapped out my spare...
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