How many catalytic converters does the 2005 Toyota Sienna have?

As the owner of a 2005 Toyota Sienna MINIvan, You may find Yourself wondering how many catalytic converters Your vehicle has. The answer to this question is three. The first catalytic converter can be found built in roughly halfway between the resonator and the y pipe. The other two can be located on top of each exhaust manifold toward the rear of the vehicle. If the converters are going bad, they will need to be replaced. This can cost between $140 and $473 for parts alone. If You instead decide to have one (or all) replaced by an auomotive service provider or professional mechanic, You will need to pay out an additional $240 to $530 in labor.