2015 Chevy Impala Gets Start-Stop, Small Price Increase By Stephen Elmer May 22 2014 Share this Article Tweet The 2015 Chevy Impala is gaining standard stop-start technology on its base four-cylinder engine, and the car will now sell for a starting price of $28,560. Continue Reading... Filed under: Featured ArticlesTags: 2015 Impala, impala, New 2015 Chevy Impala Stop/Start, New Chevy, New Chevy four cylinder, New Impala