3.6L SIDI DOHC V6 VVT engine

Impala® is powered by the 3.6L direct-injected V6 Variable Valve Timing (VVT) engine. This powerhouse delivers 300 hp @ 6500 rpm and 262 lb-ft of torque @ 5300 rpm. DI is Direct Injection, which helps deliver great fuel economy1 while improving vehicle performance. VVT works by optimizing combustion, enhancing low-end torque and high-end power while controlling emissions. 

1 EPA-estimated MPG 18 city/30 highway for E85-capable version; EPA-estimated 18 city/29 highway for non-E85 version. E85 engines not available in California.  E85 is a combination of 85% ethanol and 15% gasoline. Go to chevy.com/biofuels to see if there is an E85 fuel station near you.