Originally Posted by RKV

well, every case is different, i kno for a fact my shocks are blown, cuz when i switched over from coilovers to my eibach prokits they were almost gone, had very little to no rebound, so its been almost 1 year since that, and everytime im on an uneven road or a bad road my shocks just bang against the top and rattle like crazy cuz the rears are blown, i heard from some people they had rattling and it was due to sway bar or its endlink loose or something. btw the cat or EPA warranty thing is not for ANY CAR under 100 K miles, its 88,000 miles or less.