Where is the vacuum intake manifold of' 08 Teana 2.5v6 leading version?

Between the throttle and the engine intake valve. According to machinery network Worldwide, the intake manifold is between the throttle valve and the intake valve of the engine. Intake manifold refers to the intake pipe from the back of carburetor or throttle body to the front of the intake port of cylinder head, and its function is to distribute the mixed gas from carburetor or throttle body to the intake port of each cylinder.