19GT92 Posted October 7, 2006 Report Share Posted October 7, 2006 can someone tell me what it consists of please i went to pontiac today and they pulled my rpo codes and printed them out in detail and my car has Y99 so what is it??????????? i know its a handling package but what is in it Quote Link to comment Share on other sites More sharing options...
stevegasm Posted October 7, 2006 Report Share Posted October 7, 2006 A quick search on Google says the Y99 is a "Rally Suspension Package", which includes stiffer springs, and larger front/rear sway bars. Quote Link to comment Share on other sites More sharing options...
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