2007-2012 Acura RDX 2.3L. 1 x Hose As The First Picture Shows. Effectively Optimizing Air Flow To Ensure The Engine Receives Sufficient Fresh Air, Improving Combustion Efficiency And Power Output. Made Of High-Quality Rubber Material, It Has Characteristics Such As Heat Resistance, Corrosion Resistance, And Wear Resistance, Ensuring The Stability And Reliability Of The Engine Suction System.