Year: 2006 - UP
Model: Gen IV
Engine: 4.8, 5.3, 6.0, 6.2L
This small device converts the 5 Volt 58X crank sensor signal from any Gen IV GM V8 engine into a 12 Volt signal usuable by most aftermarket and OEM tachometers.
Four wire connections to your vehicle and a simple calibration to run through will get your new tachometer up and running.