Muc-Off 21463 Bio Air Filter Oil – 500ml

Muc-Off Bio Air Filter Oil – Hardcore Engine Protection

Meet Muc-Off Bio Air Filter Oil – your engine’s first line of hardcore defence against dust, dirt, and debris trying to sneak into your system. Engineered for maximum airflow and next-level filtration, this high-performance formula traps the filth while keeping your motor breathing fresh and fast for peak horsepower.

It creates a durable, protective layer on every foam cell of your filter, which works even in brutal conditions, yet washes out easy with Muc-Off Air Filter Cleaner for hassle-free maintenance. And because it's readily biodegradable, it’s savage on grime, not the planet.

Perfect for motocross, enduro, trail, and adventure riders who won’t settle for second best.

Spray it. Ride it. Rule it.

Key Features & Benefits

• Advanced super tacky formula – for superior dust and grime capture.

• Maximises airflow – ensures peak engine performance.

• Full block – prevents dust, grime, and water from entering the engine.

• Quick and easy application – convenient spray format.

• Safe on gear – 100% safe on foam filter materials.

• Pink colour & UV dye – ensures perfectly even coverage.

• Eco-friendly formula – readily biodegradable (to OECD 301-B). 

Directions for Use – Step by Step

1. Preparation: Ensure the filter is thoroughly clean and dry before application (we recommend using Muc-Off Air Filter Cleaner).

2. Shake: Shake the can thoroughly before use.

3. Application: Spray the oil over the entire filter from around 20cm, ensuring that it is evenly distributed and fully covered. (The pink dye helps easily identify the protected areas. The formula also contains a UV dye so you can check for full coverage in the dark using a UV torch).

4. Massage: Wearing protective gloves, lightly massage the oil into the filter and gently squeeze out any excess.

5. Drying: Leave to dry in a well-ventilated area for at least 10 minutes (ideally overnight for full evaporation).

6. Assembly: Your filter is now ready for reassembling into your air box!