The visiting Essex 73's nipped the Admirals last night 3-2 at the LIBRO Centre to take a 2-0 lead in that semi-final series.
Sylvano Valente scored the winning goal for Essex, while Anthony Cristofaro and Eric Shad added the others.
Luke Gangnon and Cory Burns had the Amherstburg goals.
The third game in the series takes place tomorrow back in Essex.