Names and faces to bikes

To protect the leg and improve scavenging of the exhaust port due to the higher and more even temperature.

The pipes don't stay damp enough to corrode, it's not like a car where they are sat underneath.
debate on this, some say you can get same effect by ceramic coating, inside and out. the corrision is because it traps moisture between the pipe and wrap, also gets acidic or something as well. anyway, every set of wrapped headers i've seen get rusted to fuck.