CT90 MUFFLER w/2 LARGER SHIELDS 
THESE ARE A GREAT AFTERMARKET MUFFLER
FEW WOULD BE ABLE TO TELL THEM FROM THE OEM HONDA
CAN'T THINK THEY WON'T LAST AS LONG AS THE OEM TOO 
FITS ABOUT 1971 TO 1979 OR K2 TO 1979 (K1 works great)
COMES WITH 2 LARGE HEAT SHIELDS AND BAFFEL IS INSTALLED
LARGEST SHIELD       REF 18361-459-600  18361-102-000 18361-102-305 18361-102-010 
 
MIDDLE "BOOMERANG" SHIELD      REF 18240-102-670 18240-102-671 18281-011-000
 
MUFFLER AND BAFFEL IS INSTALLED     REF 183A0-102-650 OR 18300-102-010