They are stainless, have no idea where they are going to exit out of the transom they did not come out of my boat. They were pressure checked before i bought them i have never used them and they are dry pipes.

can you email me some more pictures, and tell me more about these adapters

[email protected]

I'll take the mufflers if they are still available? Please let me know.
Thanks,
John

wondered if i could get a measurement from very bottom to the very top of header. Need to make sure i have clearance

700.00 plus shipping. Want them gone taking up space and i have no use for them.