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Bel-Ray Foam Air Filter Oil

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Bel Ray Foam Air Filter Oil

Bel Ray Foam Air Filter Oil can be applied to any street or off road motorcycle with a foam airfilter. Innovative Bel Ray technology has produced a foam filter oil unlike any other. It is easy to apply and improves airflow. The Ultra-viscous formula forms an oil barrier to trap micron-sized particles that can cause engine damage.


  • Traps dust and dirt to help prevent engine damage
  • Waterproof
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Bel-Ray Foam Air Filter Oil 5 5 1 1
Use it! Great foam filter oil. Super sticky which is what you want to keep the dirt out. Adhere's well to the foam, just don't use too much!! October 1, 2013
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Bel-Ray Foam Air Filter Oil
Already Asked: 1 Question, 2 Answers
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RevZilla Store asked: Why did you choose this?
Benjamin S: It is super sticky and never lets any dirt into my carb. Jun 23, 2015
William E: Good experience in the past with Bel-Ray products. Apr 24, 2015
Product Style RevZilla Item # Manufacturer Product # Availability
1L 166838 99190-B1LW / 93900-BT1LC In Stock: Ships within 24 hours