3.6-liter V6 323 horsepower @ 6,800 rpm 278 lb-ft of torque @ 4,800 rpm EPA city/highway fuel economy: 18/29 (automatic), 19/30 (automatic 2LS), 17/28 (manual)
6.2-liter V8 (L99) 400 horsepower @ 5,900 rpm 410 lb-ft of torque @ 4,300 rpm EPA city/highway fuel economy: 15/24
6.2-liter V8 (LS3) 426 horsepower @ 5,900 rpm 420 lb-ft @ 4,600 rpm EPA city/highway fuel economy: 16/24 | 3.7-liter DOHC V6 305 horsepower @ 6,500 rpm 280 lb-ft of torque @ 4,250 rpm EPA city/highway fuel economy 19/29 (manual), 19/31 (automatic)
5.0-liter DOHC V8 412 horsepower @ 6,500 rpm 390 lb-ft of torque @ 4,250 rpm 444 horsepower @ 7,400 rpm (Boss 302) 380 lb-ft of torque @ 4,500 rpm (Boss 302) EPA city/highway fuel economy 17/26 (manual), 18/25 (automatic)
5.4-liter supercharged V8 550 horsepower @ 6,200 rpm 510 lb-ft @ 4,250 rpm EPA city/highway fuel economy: 15/23 |