2002 Nissan altima header 2002 altima header replacement - YouTube Jun 27, 2011 · 2002 altima precat/header fix. 2002 altima precat How To Install Replace Exhaust Manifold and Catalytic Converter 2002-06 Nissan Altima …... Source Source Source Source Source Source Source Source Source Source Read Also: 2002 Nissan altima header install Nissan altima 2.5 precat Nissan altima precat 2003 Nissan altima 3.5 catalytic converter problems 2003 Nissan altima 2.5 header 2002 Nissan altima exhaust manifold