For Reference Only: EXPLORER 98 Elec Cont Unit (ECU); (firewall mtd), 6-245 (4.0L), SOHC, std emis (Fed), ID F87F-ATA EXPLORER 98 Elec Cont Unit (ECU); (firewall mtd), 6-245 (4.0L), SOHC, std emis (Fed), ID F87F-ATB EXPLORER 98 Elec Cont Unit (ECU); (firewall mtd), 6-245 (4.0L), SOHC, std emis (Fed), ID F87F-ATC MOUNTAINEER 98 Elec Cont Unit (ECU); (RH eng firewall), 6-245 (4.0L, AT, SOHC), std emis (Fed), ID F87F-ATA thru ATC Please make sure to match the part number of the item with the one you have. All computers have to be reprogrammed through dealership. We do not provide reprogramming service. We are also not responsible for any kind of labor cost or reprogramming cost. Powered by SixBit's eCommerce Solution