2016 Nissan ALTIMA SEDAN INTAKE 2.5L THRU 01/31/16. Nissan Altima Upper intake Manifold 2.5L 4 Cylinder OEM. 2013-2015 Nissan ALTIMA Upper, 2.5L (4 cylinder), Sdn. In the rare event that a part, sold with a warranty, fails to function within the warranty period, we are committed to taking appropriate action.