Any that is not stainless steel
yes it can kill you
Not normally.
No!
on the exhuast header pipes
Weld the place where it is leaking
no you cant
You have a problem with your engine.
ac or exhuast
in the exhuast system one before the cat and one after the cat
Oxygen sensor is located at the exhuast Manifold.
Yes cause it is cOnsiderd a noise pollution
Transmission torque converter or an exhuast catalytic converter?