Originally Posted by CMcAllister
Originally Posted by n20mstr
Dumb question...other than durability and $$$ is there any difference between stainless and mild steel ???

Oh and i have some A body big block headers for sale in the race parts section whistling


Rust. Mild steel will rust inside, even if coated. Some of the rust scale will end up back in the cylinder.



Heat conduction. SS doesn't conduct heat as well. More heat stays in the exhaust gas.


Plus you can use 18 gauge tube.