This is in addition to any gas guzzler tax, if applicable. The Gas Guzzler Tax applies only to passenger cars. There is also a gas guzzler tax of limited scope. This feature helps the C6 avoid the Gas Guzzler Tax by achieving better fuel economy. Gas guzzler tax creates incentive to meet the minimum MPG requirement by manufacturer. Therefore, the B8 S4, unlike the V8-powered B6/7 models, avoids the US gas guzzler tax. The GT won "Top Gear"'s Gas Guzzler of the Year award in 2005.