it says you need one. plus you need pills to adjust what rpm you want it to turn on.
if i were you i would just get a Raptor shiftlight or a Harlan. there small, so you can put them anywhere but very bright. also 3 wires only to hook up
wel i got this one
View attachment 483153
its a summit shift light
it was 30 bucks but i had a 10 dollar gift thing i got form them and it was only 20 bucks. i dont think summit would sell crap. and if it is its only 20 bucks
wel i got this one
View attachment 483105
its a summit shift light
it was 30 bucks but i had a 10 dollar gift thing i got form them and it was only 20 bucks. i dont think summit would sell crap. and if it is its only 20 bucks