Here are the AC hoses/pipes involving 92-93 ST185's, as far as what is shared with the 1992 ST185:
- 88703-20071: Hose Sub-Assy, Discharge: applies only to 92-93 ST185
- 88704-20121: Hose Sub-Assy, Suction: applies only to 92-93 ST185 & ST184 (not AT180)
- 88706-20061: Pipe Sub-Assy, Liquid: applies only to 92-93 ST185, ST184 & AT180
- 88707-20010: Pipe Sub-Assy, Suction: applies only to 90-93 ST815, ST184 & AT180
- 88711-20780: Hose, Cooler Refrigerant Discharge, No. 1: applies only to 92-93 ST185
- 88715-2B190: Hose, Cooler Refrigerant Suction, No. 1: applies only to 92-93 ST185 & ST184 (not At180)
- 88716-2B760: Pipe, Cooler Refrigerant Liquid, A: applies only to 90-93 ST185, ST184 & AT180
- 88716-2B750: Pipe, Cooler Refrigerant Liquid, B: applies only to 90-93 ST185, ST184 & AT180
- 88716-2B781: Pipe, Cooler Refrigerant Liquid, E: applies only to 92-93 ST185, ST184 & AT180
- 88717-2B060: Pipe, Cooler Refrigerant Suction, A: applies only to 90-93 ST185, ST184 & AT180
So the answer isn't simple. Easy to find those used on all 5th Gen Celicas, difficult for those used only on 92-93 ST185's, and moderately difficult for those in between.