DB Electrical HO-8443-220 New Alternator for High Output 220 Amp 5.4L 5.4 Ford Expedition, Lincoln Navigator 05 2005 5L7T-10300-CB 5L7Z-10346-CA 6L7T-10300-AA 6L7Z-10346-A 8443 GL-622 GL-908 100% New aftermarket high output alternator built to meet OEM specifications 1-year warranty protects you after your purchase Factory direct pricing with no middleman markup delivers exceptional value Specs: Under full load conditions, amperage output at 1200 engine rpm will peak at 220 Amps, amperage output at 600 engine rpm (idle) will peak at 110 Amps