DB Electrical AMR6001 New Voltage Regulator Rectifier for Mercury Mariner Outboard 815279-3, 815279-5 4-5743 230-22047 815279-3 815279-5 815279T 830179-2 830179T 854515 856748 883072 883072T 18-5743 100% New aftermarket unit built to meet OEM specifications 1-year warranty protects you after your purchase Factory direct pricing with no middleman markup delivers exceptional value