An exhaust system is usually piping used to guide reaction exhaust gases away
from a ... In most motorcycles all or most of the exhaust system is visible and may
be chrome plated as a display feature. ... engine structure and to reduce out-of-
water noise blows out underwater, sometimes through the middle of the propeller
Aftermarket Motorcycle Slip-On Exhausts vs. Full Exhaust Systems
Mar 6, 2018 ...Exhaust systems on a motorcycle have a header, mid-pipe and muffler. The
purpose of all three parts is to displace combustion gases away ...