Canadian carrier WestJet and Germany's Lufthansa Technik have signed a multi-billion dollar agreement for engine maintenance services, the companies said on Thursday.

WestJet and Lufthansa Technik have announced the signing of an exclusive agreement, whereby Lufthansa Technik will deliver engine maintenance services for the

‍ DALLAS — WestJet (WS) and Lufthansa Technik have announced an exclusive aircraft engine maintenance agreement. Under this contract, Lufthansa Technik will maintain the CFM International LEAP-1B engines of WestJet’s Boeing 737 fleet. This 15-year, multi-billion-dollar agreement is the largest in WestJet’s 30-year history.

WestJet and Lufthansa Technik have signed an exclusive agreement, in which Lufthansa Technik will provide engine maintenance services for the CFM International* LEAP-1B engines that power the airline’s Boeing 737 fleet.

Lufthansa Technik intends to open a massive new engine maintenance facility in Calgary where it will service the CFM International Leap-1B turbofans that power Calgary-based WestJet's Boeing 737 Max jets.

WestJet announced a multi-billion-dollar, long-term commercial agreement with German aircraft services firm Lufthansa Technik to build a new engine repair station in Calgary. Lufthansa Technik will establish and operate the aircraft engine maintenance facility at the Calgary airport to service WestJet's approximately 50 Boeing 737 Max airplanes,

Under the framework of the agreement, Lufthansa Technik will provide WestJet with a broad range of services, such as quick turn shop visits, on-wing repairs and full performance restorations.