The iridium tipped OEM spark plugs in a 6th generation 2015, 2016, 2017, 2018, 2019, 2020, 2021 and 2022 Ford Mustang with the EcoBoost 2.3 liter turbo inline four cylinder engine can last up to 100,000 miles but they should be checked well before that mileage. To view the DIY tutorial for the procedure (with the compatible replacement part numbers and torque specifications), click on the text link or thumbnail image below.
2015-2022 Ford Mustang EcoBoost 2.3L I4 Spark Plugs Replacement Guide
