If your 2005-2009 Mustang isn't charging properly, or the battery is always dying, it may be time for a replacement alternator. These direct replacement and upgraded alternators can get your S197's charging system back in order to keep your accessories properly powered. If you just need to upgrade your wires, pick up our 4 gauge premium power wire! Perfect when adding sound systems and other electronics that place a strain on your charging system.
Fitment: 2005, 2006, 2007, 2008, and 2009
V6, GT, and Shelby Mustangs.