Installing the Casting Air Cleaner Kit Plain (DS400/DSC400)
Installation steps for the Casting Air Cleaner Kit Plain for the Drag Star 400/Classic. Photos walk you through transferring parts from the stock air cleaner box, fitting the base and mounting bracket, and securing the air cleaner and cover.

- Transferring parts from the stock air cleaner box to the included base
- Fitting the mounting bracket and positioning the included collars
- How to stack the mesh plates and sponge, and which way the seam faces
The Casting Air Cleaner Kit Plain is an air cleaner kit for the DS400/DSC400 (Drag Star 400 / Drag Star Classic 400).
Following the chapter order of the original manual, this page covers everything from removing the stock parts to securing the air cleaner cover.
01 Installation steps
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Remove the parts shown in the photo from the stock air cleaner box and attach them to the included base.

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Secure it to the bike with the included bolts.

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Fit the bracket that serves as the air cleaner's base.Place the included collars in between.

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Mount the air cleaner on the base using the gasket.

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Fit the mesh plate that comes with the air cleaner.

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Fit the sponge on top of it.

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Fit another mesh plate over the outside of the sponge.

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Position the seam at the bottom.

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Secure the air cleaner cover with the bolts.

When fitting the bracket in Chapter 03, place the included collars in between.
02 Finished

If you are unsure about the installation, be sure to have it done by someone experienced or by a custom shop. For any questions, please reach us through our contact form.
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*Installation is at your own risk. If you're unsure about doing the work yourself, we recommend consulting your local motorcycle shop.
*The content and photos reflect the time of writing. Please check each product page for current specifications, fitment and stock.


