Sideflow Merged Exhaust System with Muffler, Type 1 66-73 Upright Engines Only, 1300-1600cc

1 1/2″ tubing featuring a true 4 into 1 merged collector. Tig welded for strength and good looks. The mounting flanges are thick. System includes black Quiet Muffler w/ Stainless Steel tip. Complete with gaskets and hardware. Type 1 upright engines only. This is a competition system and cannot be used with heater boxes