Where to buy
| Amazon | Search Amazon for 2-12 | see price | View → | |
| Amazon | Search Amazon for 21-2 | see price | View → | |
| eBay | Search eBay for 2-12 | see price | View → |
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Supersessions & cross-references
OEM & filter cross-referencesP550094 DONALDSON
OEM & filter cross-references from manufacturer catalogs (Donaldson, WiX, Baldwin). Verify the exact part for your serial number before ordering.
Engines using 21/2
1Detroit Diesel DDEC VI MBE900
Related parts
1221/1 CAN2L, Not Used21/10 CAN1GND, Engine CAN Shield21/12 KL30, Battery (+)21/13 CAN1H, Engine CAN +21/16 CAN1GND, Not Used21/20 KL50, Crank Start Input21/3 CAN2H, Not Used21/7 KL15, IGN21/8 KL31, Battery (-)31/16 Engine Brake Solenoid Control (X for MBE31/17 DOC Outlet Temp Sensor (Exhaust Gas Temp31/24 Sensor Ground (3V) (X for all models)