The OEM iridium tipped spark plugs for the A25A-FKS 2.5L I4 engine in a 5th generation 2019, 2020, 2021, 2022 and 2023 Toyota RAV4 SUV should be changed every 120,000 miles or sooner depending on your driving conditions. Check out the DIY tutorial for the procedure (with the OEM spark plugs part number and the torque specification), by clicking on the text link or thumbnail image below.