Manufacturer unknown - Catalytic converter straight pipe for Skyline (ER34)

This is a catalytic converter straight pipe that was reportedly used in a Skyline (ER34) 2-door. There are no markings or markings, so the manufacturer is unknown and details are unclear. The material is likely stainless steel, but this is not confirmed. Pipe diameter: approx. φ76.3mm, Total length: approx. 310mm (*These are measured values). Only the pipe itself is for sale. There are only minor scratches from use. *This is a competition-only part and should never be used on public roads.