Twin Air Air Filter - 723.15.47

The Twin Air air filter is designed to maximize engine performance through an innovative dual-laye...

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Product Information

Full details

The Twin Air Air Filter 723.15.47 is engineered for off-road motorcycle enthusiasts who demand peak engine performance without compromising reliability. Its standout benefit is the dual-layer foam construction that balances high-volume airflow with aggressive debris filtration, ensuring your engine breathes clean air even in dusty, harsh riding environments. While it offers superior protection, it does require a consistent maintenance schedule, as the foam elements must be cleaned and re-oiled regularly to maintain their high-performance filtration capacity.

All features

Model Part Number723.15.47
BrandTwin Air

Extended Product Information

FAQs

Can I use standard engine oil for the filter?

No, you should use a dedicated foam filter oil, which is formulated to be tacky and trap fine dust particles effectively.

How often should I clean the filter?

Clean the filter after every ride in dusty conditions, or at least every 2-3 rides under normal operating conditions.

Is this filter compatible with all motorcycles?

No, this part number is model-specific. Please check your motorcycle owner's manual or our compatibility chart for your specific year and model.

Can I use compressed air to clean the filter?

It is not recommended, as high-pressure air can damage the internal structure of the foam and the micro-binding.

How do I know if the filter is properly oiled?

The foam should be evenly colored and feel tacky to the touch, with no dry spots or pools of excess oil at the bottom.

Troubleshooting

Engine feels sluggish despite a clean filter

Ensure the filter is not over-oiled, which can restrict airflow. Remove excess oil by gently blotting with a clean rag.

Visible dust inside the airbox boot

Verify that the filter is seated correctly in the airbox. Apply a light layer of grease to the sealing surface to ensure a vacuum-tight fit.

Filter foam is starting to disintegrate

This is a sign of chemical breakdown or age. Replace the filter immediately, as degraded foam can be pulled into the intake and damage the engine.

Pros and Cons

Pros

  • Significantly better airflow than standard paper filters
  • Dual-layer construction traps fine dust effectively
  • Highly durable under extreme racing conditions
  • Environmentally friendly and reusable design
  • Reduces the risk of engine scoring from debris intake

Cons

  • Requires proper cleaning and oiling after dusty rides
  • Not maintenance-free like disposable filters
  • Requires specific filter oil to maintain efficiency

Setup, Compatibility & Care

Installation is straightforward: remove the old filter, clean the airbox thoroughly to remove any residual grit, and apply a light grease to the seal area before installing the Twin Air filter. Compatibility is specific to motorcycle models matching the 723.15.47 part number; always verify your bike's airbox compatibility before purchase. For care, it is essential to wash the filter using a dedicated foam filter cleaner, allow it to air dry completely, and apply a thin, even coat of high-quality foam filter oil. Avoid wringing or twisting the foam during cleaning, as this can damage the micro-binding and foam integrity.

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