At an MSRP of $ 20,699 - $ 32,599, 2010 Mitsubishi Eclipse with a 2-door coupe is available in GS, GS Sport and GT trims. This fast car illustrates the power and performance. GS and GS has a 162-hp 2.4-liter 4-cylinder engine. GT has a 265-hp 3.8-liter V6. GT has a 6-speed transmission, the GS has a 5-speed transmission and manual transmission is standard on the Coupés. Fuel economy is MPG: 20