Fit Murano Rear Manifold Catalytic Converter BANK 1 2003 2004 2005 2006 2007. DIRECT FIT REAR MANIFOLD UNIT ( FIREWALL SIDE ). BANK 1. **** DIRECT FIT **** Fits all 2003 to 2007 3.5L models. Item bolts to front exhaust manifold (firewall side ) on inlet side ( not included). item is direct fit, no cutting or welding required. original heat shields not required with this unit. 1 oxygen sensor provision, sensor not included