2 x EXHAUST PIPES. NEED MORE KITS OR OTHER PARTS? EXHAUST DOWN PIPES 1 3/4″ DIA ENGINE SIDE 1 1/2″ MUFFLER SIDE Part# PXP CB_CM400. Replaces OEM# 18420-413-003 + 18320-413-003. Fits CB400A HONDAMATIC CB400NA SUPER DREAM 1980 CB400NB SUPER DREAM 1981 CB400NC SUPER DREAM 1982 CB400T 1980 HAWK USA CB400T 1981 HAWK USA CB400T DREAM CB450DX CB450SC NIGHTHAWK 1982 USA… Read more →