Description
Contaminated oil is the fastest way to accelerate wear on your 4-stroke Yamaha dirt bike. The Twin Air Oil Filter 140008 uses high-quality paper media to trap abrasive particles and sludge before they circulate through your engine, directly extending engine life and maintaining peak performance. For riders who service their own bikes, this is a straightforward bolt-on maintenance item that delivers measurable protection at every oil change.
- OEM-equivalent filtration efficiency
- Premium paper media construction
- Bolt-on installation
- MPN: 140008
- Fits WR400F (1998–2000)
- Fits WR426F (2001–2002)
- Fits YZ250F (2001–2002)
- Fits YZ400F (1998–1999)
- Fits YZ426F (2000–2002)
- Twin Air brand







