2007 to 2012 Nissan altima 2.5L catalytic converter replacement - Exhaust manifold DIY. 2010 altima 2.5L came in with a Check engine light on and DTC P0420 catalytic efficiency below threshold bank 1. Very simple to diagnose (see end of video).
Same Video But with Voice over: https://youtu.be/HWO5UOSQrXE
This video is showing how to Change the Catalytic converter on a 2007 to 2012 Nissan Altima with a 2.5L 4 cylinder.
It is usually Very loud in the shop so there won't be any vocal direction. Trying things a little differently on this video. If you prefer at least a voice over please leave your comments and suggestions down below.
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