Pro-Shift lite
Auto Meter's Pro-Shift Lite will let you know when it's time to shift. The Pro-Shift works with a plug-in rpm "pill," or module. When engine rpm reaches the pill rpm, the Pro-Shift activates a bright amber light.
$99.99.

We also have the PROCOMP shift light that has RPM dial
(no pills to change out)  1,000-10,000 RPM adjustable
$69.99 each