This fully potted, weatherproof module can be wired into the power supply of a coil per cylinder ignition system, where it senses current and creates a conventional 12V square wave signal output...

This compact and easy to install module will allow you to easily adapt AutoMeter tachometers and shift lights and many other aftermarket RPM-based devices on your alternator-equipped diesel or...

If you?ve tried to get your tach to function after an LS swap, you know that it isn?t always a simple procedure. Save time, frustration and don't make a single cut in your factory wiring with...

If you?ve tried to get your tach to function after an LS swap, you know that it isn?t always a simple procedure. Save time, frustration and don't make a single cut in your factory wiring with...