The flexplate in automatic Super Dutys and the clutch in manual Super Dutys can only handle so much horsepower and torque before letting you down, so when your 2011-2019 F250 or F350 6.7L starts hitting those big power numbers, it's time to upgrade. Our selection of 6.7L Super Duty clutches and flexplates can handle more power than stock, letting you push your 6.7L Powerstroke to the limits of its performance. Ford Super Duty Fitments: 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019 Ford F250 & F350 6.7L Submodel Fitments: FX4, King Ranch, Platinum, Lariat, XLT, XL Some Exceptions apply, please see individual product pages for specific fitments.