Do you need a wiring harness for the Profec Boost Controller?

[M@r]{]

Ive noticed wiring harnesses advertied for the Turbo Timer, was wondering what, if anything, is needed to go with the Greddy Profec B2 Auto Timer?

[rx7veilside]

if ur talking about the profec boost controller then there are 2 plugs for the back guess is power/grd/lighting but not sure what they do just know they are def there