Spoon Sports Venturi Big Throttle Body 65mmWhen tuning the turbo engine, which Honda has been using more and more in the recent advancements in powertrains, Spoon thought that the turbo engine was an NA engine with excellent air intake efficiency. Through their experience tuning many NA engines, they learned that leading as much air as possible to the combustion chamber with less resistance is an important factor in efficiently improving output. This product was born from their thoughts. This