The FP20 crosses to several well-known filter numbers, including:

Application Notes

The FP20 has been used on various older:

Fitment should always be verified by engine model or OEM part number rather than filter dimensions alone. 

Pricing

Current market pricing is typically about $6–$16 per filter, depending on supplier and quantity purchased. 

If you're building a parts list, I can also provide:

in a procurement/BOM format.