The season was won by jill-of-all-trades Lia Mort, with diesel mechanic Dequincey "Quincey" Walker finishing second, and heavy equipment operator Jerome Kupuka'a placing third.
[5] On June 7, Phil Keoghan revealed on the show's social media that filming had begun at Marine Corps Base Camp Pendleton.
[6] The contestants also competed at Mount Baldy, the United States Coast Guard Base in San Pedro, and the Irwindale Speedway.
The overall fastest contestant would win a power tool prize package and the last to finish each heat would face potential elimination in the Overtime challenge.
Individual Challenge: Contestants had to don an immersion suit, swim out to retrieve a floating training dummy called an OSCAR, which matched their weight, and return it to the dock.
The overall fastest contestant would win a fishing trip and the last to finish each heat would face potential elimination in the Overtime challenge.
Overtime Challenge: Contestants had to use a line and grapple to pull three buoys and anchors onto the USCGC George Cobb and place each one into a locker box.
The winner would drive a victory lap around the Irwindale Speedway, and the last two contestants to finish would face potential elimination in the Overtime challenge.
The winner would receive a year's supply of fresh produce, and the last two contestants to finish would face potential elimination in the Overtime challenge.
The winner would receive a pair of tickets to the 64th Annual Grammy Awards, and the last two contestants to finish would face potential elimination in the Overtime challenge.
Overtime Challenge: Contestants had to place letters on the theater marquee to form the phrase "TOUGH AS NAILS TIME TO GET TO WORK".
They had to remove cars using a tow truck, clean debris, and fill in cracks before covering their section with a layer of sealant.
The winner would win a 566-piece mechanics tools kit, and the last two contestants to finish would face potential elimination in the Overtime challenge.
Final Challenge: Contestants had to race through a gauntlet of obstacles based on previous challenges on the season, having to smash a wall with a sledgehammer, stack 30 pallets to form steps, untie and drag a dummy up a slope, undo four tires and attach them to a container to make stairs, cut three pieces of metal with a grinder to make six steps, drive in two stakes with a sledgehammer, and raise a rope ladder in order to reach the Ford truck at the finish line.
As the winner of the final challenge, Lia became the Tough as Nails Champion, winning the $200,000 individual prize and a 2022 Ford Super Duty truck.