Make your Buick timeless with new Century Spark Plugs. Make the spark to get your engine going with new Spark Plugs. Your Buick's reputation is important, uphold it with new Century Spark Plugs. Upgraded Spark Plugs make more horsepower. New Century Spark Plugs can make driving more desirable. Get your vehicle started faster with less effort with new Spark Plugs. Spark Plugs need to be changed anyway, so get the best now.