Ford recommends that the 2013 F350 6.2 L V8 engine takes 7.0 quarts of 5W-20 and the 6.7 L Diesel engine takes 13.0 qt of SAE 10W-30 for normal operation of the F350.

Ford recommends that the 2014 F350 6.2 L V8 engine takes 7.0 quarts of 5W-20 and the 6.7 L Diesel engine takes 13.0 qt of SAE 10W-30 for normal operation of the F350.

Ford recommends that the 2015 F350 6.2 L V8 engine takes 7.0 quarts of 5W-20 and the 6.7 L Diesel engine takes 13.0 qt of SAE 10W-30 for normal operation of the F350.

Ford recommends that the 2016 F350 6.2 L V8 engine takes 7.0 quarts of 5W-30 and the 6.7 L Diesel engine takes 13.1 qt of SAE 10W-30 for normal operation of the F350.

Ford recommends that the 2017 F350 6.2 L V8 engine takes 7.0 quarts of 5W-30. The 6.8 L engine takes 7.0 qt of SAE 5W-20 oil. And the 6.7 L Diesel engine takes 13.0 qt of SAE 10W-30.

Ford recommends that the 2018 F350 6.2 L V8 engine takes 7.0 quarts of 5W-30. The 6.8 L engine takes 7.0 qt of SAE 5W-20 oil. And the 6.7 L Diesel engine takes 13.0 qt of SAE 10W-30.

Ford recommends that the 2019 F350 6.2 L V8 engine takes 7.0 quarts of 5W-30. The 6.8 L engine takes 7.0 qt of SAE 5W-20 oil. And the 6.7 L Diesel engine takes 13.0 qt of SAE 10W-30.

Ford recommends that the 2020 F350 6.2 L V8 and 7.3 L V8 take SAE 5W-30 oil (7.0 qt and 8.0 qt respectively). The 6.7 L Diesel engine takes 13.0 qt of SAE 10W-30.

Ford recommends that the 2021 F350 6.2 L V8 and 7.3 L V8 take SAE 5W-30 oil (7.0 qt and 8.0 qt respectively). The 6.7 L Diesel engine takes 13.0 qt of SAE 10W-30.

Ford recommends in the 2022 F350 that the 6.2 L V8 and 7.3 L V8 take SAE 5W-30 oil (7.0 qt and 8.0 qt respectively). The 6.7 L Diesel engine takes 13.0 qt of SAE 10W-30.