Orange box or....?

I've been using the aftermarket "REV-N-NATOR" with no issues. Has an adjustable RPM limiter. Available in Orange or Black. I hid mine, under the battery tray, for that stock ignition appearance. Have to look hard to see the Black box there.
The Rev-n-nator, the revinater, the revonator and R/T Garage - Mopar Restoration and Performance Services in Belle Plaine, MN