ECM Identification

Find the ECM part number on your ECM and use this guide to determine your ECM model. The ECM part number can be found on the decal on the back of your ECM.

MEFI 1 + 2

16159919  16189069  |  16220371  |  16234539  |  16201649  |  16210729

MEFI 3

16237009  16237019 |  16236999

MEFI 4

12569494 12575479 |  12584052

MEFI 5

12597744  12607802 |  12618020 |  12628090 |  12635518

MEFI 6

12642442 12649040 |  12654117 |  12679057

MEFI 7

12665555 (Specific to Gen V Engines) 12686224