Stepping’s been around for a while, as cyclops said. the idea is that the step sucks air under the boat, reducing drag on the hull-water interface.. The stepped hull design is unique to avenger pro series and offers fisherman numerous advancements in boat design such as increasing fuel efficiency along with. Stepped hull bottoms are popular, though traditional v bottom boats still account for most of the hulls on the water today. should you be seeking out a ride that has.