Re the current Impala: 4 cylinders enough?
                    Just wondering if 6-cylinders are required for an adequate driving experience in the Impala.
After all, it weighs almost as much as a Cadillac. Or, does the 4 cyl engine really work?
                
                        
After all, it weighs almost as much as a Cadillac. Or, does the 4 cyl engine really work?
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