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GM 6437221 Filter Cross Reference

According to our cross reference data, the GM 6437221 filter is equivalent to: Fram C1670, Donaldson HFP551331, Fleetguard LF687, AcDelco PF133, AcDelco PF1331, Baldwin S16-1, Case 897426R91, Caterpillar 3I1241.

Filter interchange table

Brand	Part number
GM	6437221 (your part number)
Fram	C1670
Donaldson	HFP551331
Fleetguard	LF687
AcDelco	PF133, PF1331
Baldwin	S16-1
Case	897426R91
Caterpillar	3I1241
Chrysler	1797505, 1929280
Ford	B7T7756B, C0TP7A203A, C0TZ7A203A, C0TZ7A203H, COTZ7A203A, PBN7756A
Hastings	LF216

Look up another part number

Other GM part numbers you can look up

GM 5577945 GM 5578262 GM 5578843 GM 6147498 GM 19179832 GM 3759764 GM 5651689 GM 5651924 GM 7013404 GM 25010042 GM 25010043 GM 25011398 GM 5266844 GM 9059909

Frequently asked questions

What is the equivalent of the GM 6437221 filter?

According to our cross reference data, the GM 6437221 filter is equivalent to: Fram C1670, Donaldson HFP551331, Fleetguard LF687, AcDelco PF133, AcDelco PF1331, Baldwin S16-1, Case 897426R91, Caterpillar 3I1241, Chrysler 1797505, Chrysler 1929280, Ford B7T7756B, Ford C0TP7A203A. Always verify size, thread and application in the manufacturer catalog before buying.

Which filters are compatible with or alternatives to the GM 6437221?

The compatible, alternative or similar filters to the GM 6437221 are: Fram C1670, Donaldson HFP551331, Fleetguard LF687, AcDelco PF133, AcDelco PF1331, Baldwin S16-1, Case 897426R91, Caterpillar 3I1241, Chrysler 1797505, Chrysler 1929280, Ford B7T7756B, Ford C0TP7A203A. Use our filter interchange tool to convert any part number to other brands for free.

Filter cross reference by brand

Bosch AcDelco Delphi Donaldson Fleetguard Fram Freudenberg Hengst Mann Mahle Motorcraft Wix Gonher Baldwin

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