KTM 450 SX Air & Oil Filter
The KTM 450 SX (2007-2026) takes a HF652 oil filter and a HFF5021 air filter.
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Key takeaways
- Oil filter: HF652.
- Air filter: HFF5021.
- Change the oil filter at every oil change; check the air filter each service.
- Covers 2007-2026 (filter changed across years - see table).
Verified fitLast checked
Sources: Hiflofiltro application catalogue
Reviewed by the CrankDex editorial team against manufacturer and retailer fitment data.
Buy the filters for your KTM 450 SX
Shop the HF652 oil filterDirect fit + equivalents (Hiflofiltro, K&N, OEM)Shop Shop the HFF5021 air filterDirect fit + equivalents (Hiflofiltro, K&N, OEM)Shop
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KTM 450 SX filters by year
| Years | Oil filter | Air filter |
|---|---|---|
| 2023-2026 | HF652 | HFF5021 |
| 2016-2022 | HF652 | HFF5019 |
| 2013-2015 | HF655 | HFF5018 |
| 2011-2012 | HF652 | HFF5018 |
| 2007-2010 | HF652 | HFF5016 |
Frequently asked
What oil filter does a KTM 450 SX take?
The KTM 450 SX takes a HF652 oil filter on recent years; see the by-year table for earlier models. That part number, or a listed equivalent, is a direct fit.
What air filter does a KTM 450 SX take?
The KTM 450 SX takes a HFF5021 air filter. That part number, or a listed equivalent, is a direct fit.
How often should I change the filters on a KTM 450 SX?
Change the oil filter at every oil change, and inspect the air filter at each service - replace it when dirty, sooner if you ride in dust or off-road. Always follow your owner's manual interval.
More parts for your KTM 450 SX
We cover the other consumables for your machine too - the exact fit, cited, in one place.