It is a hydraulic hoseLooking at the picture it looks to be a rubber hose, is it?
If so coolant or hydraulic fluid?
Coolant there are many silicone elbow available,
petroleum not so many.
1" Inch ID 90° Degree Diesel Gas Fuel Filler Hose Elbow 28" Long
not for fuel or oil,
90 Degree Silicone Hose 25mm 1" 1 inch Racing Elbow Coupler Pipe Black | eBay