Honda Stepwagon Spada Air Filter Replacement
 

If you want to replace your standard air filter with a vastly improved air filter that will help improve power, and MPG, and save money on not having to purchase another air filter for the life of your Stepwagon, then go for the following filter:

Pipercross Performance Air Filter: PX1738
fits perfectly, and after 500 miles, just take out and wash thoroughly, and leave to dry, then coat with Pipercross protection oil, and drop back in.