Investor Presentaiton

Syncrude interconnect pipeline Maximizing value through owner collaboration Syncrude Suncor Base Mine Mine & extraction Mine, extraction & SAGD Interconnect bitumen pipeline Primary upgrading (cokers) Secondary upgrading (hydrotreaters) Primary upgrading (cokers) Interconnect sour pipeline Secondary upgrading (hydrotreaters) Sweet SCO to market Sweet SCO to market 15 K YEARS 1880-2020 Project commissioning Q4 2020 ■ Asset integration drives incremental value Flexibility during turnarounds > Bitumen imports during mine and extraction downtime > Bitumen exports during upgrader downtime > Sour gas-oil imports during coker downtime Imperial 2020 41

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