1984-2006 Nissan Maxima 200SX Stanza Exhaust Manifold EGR Plug Taper Tube OE NEW 14052-21R00 1984-2006 Nissan Maxima 200SX Stanza Exhaust Manifold EGR Plug Taper Tube OE NEW 14052-21R00 Nissan 14052-21R00