3.3-Liter-Engines: Every 3.3-liter engine manufactured by Hyundai Motor Company was put into the Lambda engine class. These 3.3-liter V6 Hyundai engines had an aluminum block and heads and 4-valves per cylinder.
G6DB - This was a multi-port fuel injection V6 engine that produced 244 hp and was used in the 2006-2008 Hyundai Azera, 2007-2009 Hyundai Santa Fe, 2005-2008 Hyundai Sonata, and the 2005-2009 Kia Sorento.
G6DF - This 3.3-liter V6 Hyundai engine was the first to get dual continuously variable valve timing (D-CVVT) and it produced 266 horsepower in its stock form. It was used in the 2009-2011 Hyundai Azera, 2012-2018 Hyundai Santa Fe, 2013-2018 Hyundai Grand Santa Fe, 2008-2009 Hyundai Sonata, 2016-2019 Kia Cadenza, and the 2014-2020 Kia Sorento.
G6DH / G6DM - These engines feature direct injection and are the newer versions of the Hyundai 3.3-liter engine for sale. They come with anywhere from 280-294 horsepower and were used in the 2011-present Hyundai Azera, 2012-2018 Hyundai Santa Fe, 2013-2018 Hyundai Grand Santa Fe, 2011-2021 Kia Cadenza, and the 2014-2020 Kia Sorento.