Features Increase voltage based on boost with an MSD Fuel Pump Voltage Booster Allows you to maintain proper fuel pressure after adding a turbo or supercharger Helps ensure your engine receives the fuel it needs Make adjustments through a PC ¨C from a range of 1.5 to 22 volts and up to 30 PSI For use with stock electric fuel pumps or secondary booster pumps Your MSD Fuel Pump Voltage Booster is backed by a limited warranty NOTE: the fuel pump booster cannot be used on fuel systems without a return line DescriptionDon¡¯t let adding a turbo or supercharger mess with your fuel pressure ¨C ensure your engine receives the fuel it needs by using an MSD Fuel Pump Voltage Booster.Capable of increasing voltage based on boost, this top-quality fuel pump booster allows you to make adjustments covering a range of 1.5 to 22 volts and up to 30 PSI through a PC. For use with stock electric fuel pumps or secondary booster pumps, it cannot be used on fuel systems without a return line.Your MSD Fuel Pump Voltage Booster carries with it a limited warranty. NotesATTN: State of California ConsumersWARNING: Cancer and Reproductive Harm (www.p65warnings.ca.gov)Manufacturer InfoReturn Information