Parts for your 2013 Mazda Cx-9-Manifold gasket

2013 Mazda CX-9 Manifold Gasket: What It Does and When to Replace It

Yes, a manifold gasket is absolutely used on the 2013 Mazda CX-9. Technical sources including the Mazda CX-9 (TB) Workshop Manual—Engine section (Intake Air System: Intake Manifold Removal/Installation