About this part
What it does. K And N Oil Filter; Spin-On K&N 400-SO-1004 traps metal particles and combustion soot so the engine oil stays clean between services.
Symptoms that point to this part
- Low oil pressure warning
- Dark, gritty oil
- Ticking from the valvetrain on start-up
Service note. Replaced at every oil change.
Fitment. Catalogued as fitting 2022–2026 Toyota Gr86, 2021–2026 Subaru Wrx, 2022–2025 Kia Niro, 2022 Kia Stinger, 2020–2021 Kia Rio, 2019 Toyota 86. Engine, sub-model and trim can narrow fitment further, so check those attributes on the listing before ordering.