One problem related to manifold/header/muffler/tail pipe has been reported for the 2013 Nissan Altima. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2013 Nissan Altima based on all problems reported for the 2013 Altima.
They fix my passager airbag but my driver side came on. And my car engine sound loud went u drive it. Sound like a muffler sound but I don't have a hold on it.