Earnings Presentation Q3 2022

2022 Refinery Maintenance Schedule Refinery Unit Starting Quarter Duration (weeks) Purpose Status Crude Oil & Vacuum Q1 15 Done Batman Seasonal Crude Oil & Vacuum Q4 4 Planned Vacuum Q1 6 Done Periodic Maintenance Lube Complex Q1 7 Done İzmir Crude Oil Q4 9 Planned CCR & Isom. & Desulp. Q4 6 Revamp Planned & FCC HYC Q4 4 Planned Isomerization Q1 5 Done Vacuum Q1 3 Done Periodic İzmit Desulphurizer Q1 3 Done Maintenance Crude Oil & Vacuum End of Q3 6 Planned HYC End of Q3 6 Planned Oct-22 Investor Presentation Appendix www.tupras.com.tr 48

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