On the same thought...if you look at the one in the video, there is a scoop tha attaches to the stock airbox that is pointing the air more to the filter. If that air could lose 1 or 2 horsepower...it would make sense then that pushing more air would add 1 or 2...just a thought.dldjros69 wrote:If the scoop airbox does work then maybe 1 or 2 hp less.