Sunoco moved to expand its reach with a $9.1 billion deal to buy Canada’s Parkland, bringing with it a fleet of gas stations and a west-coast refinery.The companies said Monday they reached a definitive agreement that will see Parkland shareholders receive a mix of cash and shares.

Sunoco LP will buy Canada-based Parkland in a deal valued at about $9.1 billion, including debt, the U.S. fuel supplier said on Monday, a move that would create the largest independent fuel distributor in the Americas.

US oil and gas group Sunoco has struck a $9.1bn deal to buy Canadian rival Parkland in a cross-border transaction that will create the biggest fuel distributor in the Americas during a sensitive time for relations between the two countries.