Description
A properly sealed air filter is non-negotiable for maintaining engine longevity and consistent power delivery on the track or trail. The Twin Air Pre-Oiled Air Filter combines dual-layer foam construction with pre-applied BIO Foam Filter Oil, eliminating guesswork during installation and ensuring uniform dirt capture across the entire filter media. For KX250F and KX450F riders demanding reliable engine protection without sacrificing airflow, this is the filter that delivers.
- Fits: KX250F, KX450F (2016-2020)
- Pre-oiled with Twin Air BIO Foam Filter Oil
- Dual-layer foam design
- Captures coarse and fine particles
- Fused inner and outer layers
- Prevents inter-layer dirt accumulation
- Flat foam sealing ring
- Secure airbox fit
- Resealable packaging included
- MPN: 151121X
- Bolt-on installation






