Split scimitar winglets
The Boeing 737-800 Next-Generations are equipped with Split Scimitar Winglet technology, an improvement on the existing Blended Winglet technology of the Boeing 737 NG family. The combined aerodynamic elements of the retrofit — ventral strakes, scimitar tips, and trailing edge wedges — provide a drag reduction, and corresponding range increase, of 2 percent or more for long-range missions