Recommended, yes. Required, no.
The 2011 Chevrolet Impala has a V6 engine.
The 2011 Chevrolet Impala has 12 valves.
Can a 2011 Chev Impala be flat towed
The 2011 Chevrolet Impala has overhead valves (OHV).
The 2011 Chevrolet Impala has a 4-speed automatic.
The 2011 Chevrolet Impala's turning circle is 38.0 ft..
The height of the 2011 Chevrolet Impala is 4 ft. 10.7 in. (58.7 in.).
The 2011 Chevrolet Impala has a drag coefficient of .33 Cd.
The 2011 Chevrolet Impala is 16 ft. 8.4 in. (200.4 in.) long.
The 2011 Chevrolet Impala has 39.4 in. of front head room.
The 2011 Chevrolet Impala has 37.6 in. of rear leg room.
The 2011 Chevrolet Impala has 57.2 in. of rear hip room.