No gas or groceries are available inside Mojave National Preserve, so gas up before entering the park. Drinks and snacks are sold at the Cima Store.
Carry plenty of drinking water in case of emergency. Water is available at Kelso, Hole-in-the-Wall, and Mid Hills.
Traffic on Interstate 15 north-bound is heavy on Friday nights as Los Angeles goes to Las Vegas for the weekend. Be aware of south-bound traffic jams on Sunday evenings.