External Regulator

Please read the installation instructions CAREFULLY before purchasing this unit. It is extremely important to install this product just as the instructions state to avoid damage to the unit and/or the alternator itself.

Installation Instructions, CLICK HERE!

This WILL NOT work with 2005> GM 2pin regulators or newer Mopar 2pin regulators.

For charging CMAX style Lithium batteries or much higher battery charging 14-volt batteries), we have simple plug/play harnesses to achieve 15.5 to 17 volts on GM 4pin regulator style alternators.