Aeromotive Replacement Brushless Controller - 18027

This product is not legal for sale or use on emission-controlled vehicles except when used as a direct replacement part matching OEM specifications.

Aeromotive Brushless pumps are not designed for use with 16v charging systems, typically operating in the 16-18v range.  If you are running a 16v charging system, the use of a voltage regulator or step down to typical 12v charging system voltages will be necessary.