Is Ephesians 2:8-9 Talking about Everlasting Life?

In 2013 I was one of the authors of a four-views book on the role of works at the final judgment. In that book I suggested that Eph 2:8-9 says that everlasting life is by grace through faith and apart from works (Four Views on the Role of Works at the Final Judgment, Zondervan, pp.