msd box

i want to put a msd box on my da with a external coil were can i find this conversion eny advice???

At your local authorized MSD dealer, probably an auto parts store, up here in Kelowna it is Lordco auto parts.
JEGS is an authorized dealer, find all you need hereā€¦
http://www.msdignition.com/page.aspx?id=6519

SOUND AUTO & TRUCK
1120 85TH AVENUE SE
OLYMPIA, WA 98501
360-352-4744
soundauto1.com is an authorized dealer 94

Just wondering why would want to run an external coil anyways. Any reason in particular?