Flooding and other damage from Hurricane Sandy destroyed around 100,000 vehicles, according to NADA The diminished supply spells potential price increases throughout the coast-to-coast vehicle pipeline. Edmunds.com, the car-buying guide, predicts hikes of as much as $700 to $1,000 on some makes and models. This comes at a time when prices for used vehicles have already been climbing higher—by at least 20% over the past three years.