The e36 I had on lowering springs had koni shocks and koni 30 mm lowering springs..were so bad they cracked the 2 shock towers in the rear as if someone was in the rear and I hit a bump the shock compressing as much as it could it sounded like someone hitting it with a hammer.no issues with coilovers even though jom..maybe if your living in a town or city lowering springs work but where I live they dont