A Staten Island driver slammed into a Mercedes-Benz, killing the woman riding inside, and ran off — but later turned himself in to cops, police said Wednesday. The hit-and-run driver was headed north on Elson St. in a 2020 Honda Accord when he crashed into the 2009 Mercedes-Benz rolling east on Lamberts Lane in Bulls Head about 6:15 p.m. Tuesday, cops said. It wasn’t immediately clear who had .