Catalog Section # Part name Qty Prod Prod date FINIS Part No. Ford Sierra MkI (1982-1986) F4.30 - Exhaust System Less Catalyst (TL28) 4 Muffler assy - centerALTERNATIVE TYPE 1 1/83 - 5/85 6129602 83BB 5230 KC Ford Sierra MkI (1982-1986) F4.30 - Exhaust System Less Catalyst (TL28) FORD (ECONOMY) 1 1/83 - 12/86 5018655 AM83BB5230KC