| CERTIFICATION |
| CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350 |
| AS ADOPTED PURSUANT TO SECTION 906 |
| OF THE SARBANES-OXLEY ACT OF 2002 |
| I, Kathryn S. Head, President and Principal Executive Officer of the First Investors Life Series |
| Funds (the “Registrant”), certify, pursuant to 18 U.S.C. Section 1350 as enacted pursuant to |
| Section 906 of the Sarbanes-Oxley Act of 2002, that, to my knowledge: |
| 1. The Registrant’s periodic report on Form N-CSR of the First Investors Life Series Funds for |
| the six months ended June 30, 2008, fully complies with the requirements of Section 13(a) or |
| 15(d) of the Securities Exchange Act of 1934; and |
| 2. The information contained in such Form N-CSR fairly presents, in all material respects, the |
| financial condition and results of operations of the Registrant. |
| Dated: September 5, 2008 |
| /S/ KATHRYN S. HEAD |
| Kathryn S. Head |
| President and Principal Executive Officer, |
| First Investors Life Series Funds |
| A signed original of this written statement required by Section 906 has been provided to First |
| Investors Life Series Funds and will be retained by First Investors Life Series Funds and furnished |
| to the Securities and Exchange Commission or its staff upon request. |
| CERTIFICATION |
| CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350 |
| AS ADOPTED PURSUANT TO SECTION 906 |
| OF THE SARBANES-OXLEY ACT OF 2002 |
| I, Joseph I. Benedek, Treasurer and Principal Financial Officer of the First Investors Life Series |
| Funds (the “Registrant”), certify, pursuant to 18 U.S.C. Section 1350 as enacted pursuant to |
| Section 906 of the Sarbanes-Oxley Act of 2002, that, to my knowledge: |
| 1. The Registrant’s periodic report on Form N-CSR of the First Investors Life Series Funds for |
| the six months ended June 30, 2008, fully complies with the requirements of Section 13(a) or |
| 15(d) of the Securities Exchange Act of 1934; and |
| 2. The information contained in such Form N-CSR fairly presents, in all material respects, the |
| financial condition and results of operations of the Registrant. |
| Dated: September 5, 2008 |
| /S/ JOSEPH I. BENEDEK |
| Joseph I. Benedek |
| Treasurer and Principal Financial Officer, |
| First Investors Life Series Funds |
| A signed original of this written statement required by Section 906 has been provided to First |
| Investors Life Series Funds and will be retained by First Investors Life Series Funds and furnished |
| to the Securities and Exchange Commission or its staff upon request. |