Side Mount Piping

[spdfreek0o]

What is the OEM side mount piping made of? steel or aluminum?

[axiomatik]

magnet test it

[93 240sxfastback]

I'm pretty sure that the hotpipe is steel and the coldpipe is plastic.

[nrg]

the end tanks piping are aluminum. the cold pipe is plastic. the hot pipe is steal.