Caterpillar 3I1221 Filter Cross Reference

According to our cross reference data, the Caterpillar 3I1221 filter is equivalent to: Fram P3711, Donaldson FFP550943, Fleetguard FF5033, AcDelco TP943, Baldwin BF782, GM 25011140, GM 25011214, Hastings FF843.

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Frequently asked questions

What is the equivalent of the Caterpillar 3I1221 filter?

According to our cross reference data, the Caterpillar 3I1221 filter is equivalent to: Fram P3711, Donaldson FFP550943, Fleetguard FF5033, AcDelco TP943, Baldwin BF782, GM 25011140, GM 25011214, Hastings FF843. Always verify size, thread and application in the manufacturer catalog before buying.

Which filters are compatible with or alternatives to the Caterpillar 3I1221?

The compatible, alternative or similar filters to the Caterpillar 3I1221 are: Fram P3711, Donaldson FFP550943, Fleetguard FF5033, AcDelco TP943, Baldwin BF782, GM 25011140, GM 25011214, Hastings FF843. Use our filter interchange tool to convert any part number to other brands for free.

Filter cross reference by brand

Cross references are for guidance only. Always verify size, thread and vehicle or equipment application in the manufacturer catalog before buying.