SST-MAX OBDII Shift Light | Red LED + Black Housing | SAE J1979 Compatible

The SST-MAX OBDII Shift Light gives you a clean, modern way to add a shift light without tapping into tach wires or hardwiring into the ignition system. Using SAE J1979-compatible OBDII data, it reads engine RPM directly through the diagnostic port for fast installation and dependable shift-point accuracy. The bright red LED is easy to see at a glance, while the black housing keeps the look clean and purpose-built for street, strip, and track use.

Key Features:

• OBDII RPM Input — reads engine speed directly through the diagnostic port
• SAE J1979 Compatible — designed for supported OBDII applications
• Red LED Output — delivers a bright, easy-to-see shift signal
• Black Housing — clean, understated finish for custom interiors
• Clean Installation — avoids tach wire tapping in supported vehicles
• Fast Visual Shift Alert — helps call out your set shift point at a glance
• Made in the USA — backed by a lifetime warranty