Catalog Section # Part name Qty Prod Prod date FINIS Part No. Ford Sierra MkI (1982-1986) F4.10 - Exhaust System Less Catalyst (TL, PD23) 3 Muffler assy - rearFORD (ECONOMY)Engine: TL20EFI 1 8/82 - 12/86 5023345 AM87BB5K244CB Ford Sierra MkI (1982-1986) F5.10 - Catalyst Installation Kits (TL20EFI CAT, TL16E, TL18) 4B 〃 1 D 8/82 - 12/86 6181300 87BB 5K244 CB