need help choosing coils

[RGM1800]

im planning to get an aftermarket msd coils for my 4efte.
which among these two is the best for my engine in terms of performance and ease of installation.

thanks

giving out a rep


msd blaster ss

http://www.summitracing.com/parts/MSD-8207/

msd blaster 2

http://www.summitracing.com/parts/MSD-8202/