How to Buy

The purchase of a Caterpillar branded filter is the smart choice for your equipment.

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Finding Our Filters

In order to ensure effective distribution of our parts, Caterpillar branded AFSI filters can not be purchased directly from AFSI or our website.  You have several great options for getting this premium product through authorized Caterpillar sales channels.  They're listed at the right.


Authorized Dealer

A dealer can provide you all the parts you need for your CAT equipment.  Find a dealer near you on the Dealer Locator at

Online Purchase

The Caterpillar website can provide you the resources to purchase parts directly.  Visit today.