more than an equivalent Opel Insignia due to increased structural support in the B-pillar necessary to meet U.S. rollover standards. Buick's product manager director Roger McCormack stated in a 2010 consumer webchat that a coupé version was under heavy consideration, as well as the possibility for further body styles such as a convertible. An Buick-badged Insignia Sports Tourer was also spied, but the following year a Buick spokesperson declared that there were no plans to sell a Regal wagon. Marketing GM revealed the fifth-generation Regal to North American dealers on October 14, 2009, and introduced the Regal to the public in November 2009 at the LA Auto Show. Sales of the Regal began in February 2010. In North America, the Regal is positioned below the larger, more expensive LaCrosse and above the Verano compact sedan which debuted late in calendar year 2011. Production Production of the Shanghai GM variant of the Regal began in November 2008 and ended in July 2017. North American production at General Motors of Canada's Oshawa, Ontario, assembly plant was confirmed on November 25, 2009, and production began at Oshawa Car Assembly in February 2011. The initial production for the North American market was done together with its Opel twin the Opel Insignia in the Adam Opel AG's Rüsselsheim, Germany assembly plant from March 1, 2010, to March 25, 2011 (33,669 cars in 2010 and 12,637 in 2011). Trim levels CXL The Regal debuted in North America with a 2.4L DOHC I4 engine rated at and of torque — using a Hydra-Matic 6T45 six-speed The 2011 Regal manufactured in North America was offered in a single trim level, marketed as CXL, offered with two engine choices and seven option packages. Buick had planned to offer a lower-level trim called CX with cloth seats and a higher level trim called CXS, but those trim levels were not offered. CXL Turbo The CXL Turbo comes equipped with a turbocharged 2.0L direct-injected Ecotec DOHC I4 rated at and of torque, mated to either an Aisin AF40 6-speed automatic or a 6-speed manual transmission, making the Regal Turbo the first Buick model to be offered with a manual transmission since the Buick Skyhawk ended production in 1989. The 2.0L turbo is the first direct-injected turbocharged production car capable of running on any blend of gasoline or E85 ethanol. GS At the 2010 North American International Auto Show in Detroit, GM