The iridium tipped OEM spark plugs in an 8th generation (2018, 2019, 2020, 2021 & 2022) Toyota Camry can last up to 120,000 miles but they should be checked well before that mileage. Take a look at my DIY instructions for the procedure (with the compatible replacement part numbers) by clicking on the text link or thumbnail image below.
2018-2022 Toyota Camry Spark Plugs Replacement Guide
