Over the years many of us have added electronic components to our 40 year old cars without thinking about the draw on our batteries and the power-output that our alternators may be lacking to keep up with modern technology. Well, look no further than our brand new 200 amp alternators for Buick Grand National and Turbo Buick. These 200 amp units are built to look factory correct and direct fit replacement for your OEM (or other) alternator. But because of the higher amperage on the 12v system, it is recommended to use a thicker gauge wire when connecting to the 12v power source. These are wonderful upgrades to any electrical system