At {HEAD ~ the concourse portion} or bifurcation of {TAIL ~ the exhaust pipes}, a catalytic converter 5 of the present invention is provided, connecting each end of the exhaust pipes 2 and 3 to an inlet of the catalytic converter and connecting the end of the common exhaust pipe 4 to an outlet thereof 
of
At { HEAD ~ the concourse portion } or bifurcation of { TAIL ~ the exhaust pipes } , a catalytic converter 5 of the present invention is provided , connecting each end of the exhaust pipes 2 and 3 to an inlet of the catalytic converter and connecting the end of the common exhaust pipe 4 to an outlet thereof
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH