An Italian importer and tuner called UK Garage has done something scary to the Lotus Exige Mk1 and named it the Extrema . They offer three choices : a Chevrolet V8 with 420 hp or 500 hp, a Corvette ZO6 V8 LS7 engine with 650 hp or a 2.8-liter turbo V6 GM engine with an [...]