(CNN)A hulking six-foot-four NFL colossus and an Italian squad main of a Formula One squad are not the likeliest of champion buddies.
But JJ Watt and Guenther Steiner are breaking that mold.
Three-time NFL Defensive Player of the Year Watt fell successful emotion with Formula One done Netflix's deed immersive documentary, "Drive to Survive," and his favourite quality was nary different than Haas squad main Steiner.
The avuncular 57-year-old became a instrumentality favourite during the show's documentation of the F1 season, successful peculiar catching the oculus of prima Arizona Cardinal antiaircraft extremity Watt.
In March this year, aft Haas drivers Kevin Magnussen and Mick Schumacher finished 5th and 11th respectively astatine the Bahrain Grand Prix, Watt tweeted: "Somebody get Guenther Steiner successful beforehand of a camera and inject it into my veins. KMag 5th and Mick 11th?!? Smash each the doors!"
As a result, Watt and his younger member TJ -- besides a prima antiaircraft subordinate for the Pittsburgh Steelers and existent reigning Defensive Player of the Year -- were invited to the Haas store and pit country up of the Miami Grand Prix.
During their clip successful the pits, the Watt brothers spent clip with the engineers, trying their manus astatine the speedy pitstops which wow fans.
Watt told CNN Sport's Amanda Davies that though he'll request to "work connected it," helium believes if helium "came backmost a mates times and had immoderate more, I deliberation I could person been a stone star."
Steiner, connected the different hand, saw immoderate steadfast contention betwixt the 2 NFL prima brothers.
"I deliberation his biggest situation was to bushed his brother. I could see, I watched him erstwhile they were doing it," helium told Davies.
"They conscionable wanted to bushed each other. 'I was amended than you,' you know? And helium being the older one, obviously, helium wanted to beryllium the man. It's not easy. Everybody thinks it's casual to these pit stops, but they're rather challenging."
After the captivating play Watt had, helium erstwhile again tweeted his praise of Steiner.
"Whatever squad Guenther Steiner is main of, I'm a fan," helium wrote. "Massive convey you to Guenther, KMag, Mick, Stu & everyone successful the Haas store for the hospitality and letting america trial our pit halt skills.
"We whitethorn not acceptable successful the car, but we tin assistance the damn thing."
Watt and Steiner are 2 ends of the carnal scale.
One a massive, imposing Goliath of a man, the different a smaller, flimsy greying European with a distinctive mustache.
"He's a superstar," Steiner says astir Watt. "He's the existent man. Look conscionable astatine the size of us. I'm a small rodent compared to him."
But what Steiner mightiness deficiency successful carnal size, helium definite makes up for successful personality.
Watt has go enamored with his charismatic nature, going arsenic acold arsenic calling him a "pretty monolithic personage astir here." But it is his honesty that truly captured the 33-year-old's heart.
"I deliberation it's the passion, it's the excitement, it's the teamwork and the vigor that goes into it. I deliberation specifically here," Watt explained. "And I deliberation specifically, the crushed radical subordinate to Guenther is due to the fact that of his vigor and however overmuch helium pours into his squad and his guys, however overmuch helium cares and a small spot of flare and a small spot of the quality and the colorful connection arsenic well.
"But it's real, it's honest, it's true. And you tin archer that it means something, and I deliberation that's what's truthful chill astir it."
During his clip astatine the Miami GP -- the debut contention astatine the caller Florida circuit -- Watt was shown the interior workings of the Haas F1 team.
He spent clip with some Magnussen and Schumacher, getting the wrong way connected however the American squad does things.
And adjacent for idiosyncratic plying his commercialized successful a elaborate orientated athletics -- with playbooks and nonstop diets -- Watt admitted helium was impressed with the precision required to beryllium palmy successful the sport.
"The magnitude of things that request to spell correctly for this happening to beryllium successful. I mean, each azygous small seed and bolt, and there's a feline with Windex wiping down the helping and conscionable the magnitude of things and the magnitude of radical that it takes for this to beryllium palmy and if 1 idiosyncratic screws up 1 time, the full happening tin autumn apart. And I deliberation it's unthinkable to ticker it successful motion."
The Watt brothers weren't the lone NFL superstars spotted successful the pit lane astatine the Miami GP.
Seven-time Super Bowl champion and existent Tampa Bay Buccaneers backmost Tom Brady was pictured with different sporting legends Michael Jordan and David Beckham.
The star-studded lawsuit was described arsenic the "F1's Super Bowl" by Lewis Hamilton to Brady earlier successful the week, and it surely had the consciousness of a showpiece lawsuit with the A-list celebrities successful attendance.
Although Max Verstappen enactment successful a ascendant show to assertion the inaugural title, it was a showpiece lawsuit connected the F1 calendar, and Steiner believes it tin person a affirmative effect connected increasing the athletics successful the US.
"Can we support it growing? I don't cognize because, adjacent year, we person got Las Vegas for definite that volition beryllium our adjacent thing, but I deliberation Liberty Media knows precisely what to do," Steiner said.
"Like they brought Formula One to this point, they volition cognize however to bash the adjacent one. And I deliberation the adjacent happening is stabilize it here, wherever it is. And past possibly whenever we are ready, we tin amended again.
"But successful the moment, I deliberation we are astatine the precocious level. And adjacent if determination is simply a small spot little successful the years coming, I don't deliberation that's a play due to the fact that it's truthful overmuch involvement successful the moment. And I find it's large and what Liberty did with his athletics successful the US is conscionable fantastic."