Sabine Pass LNG S-4 Registration of securities issued in business combination transactions

Exhibit 23.3

CONSENT OF INDEPENDENT ENGINEER

We hereby consent to the incorporation by reference in the Registration Statement on Form S-4 of Sabine Pass LNG, L.P. of our Independent Technical Review Report dated October 21, 2006 relating to the Sabine Pass LNG terminal, which appears in such Registration Statement. We also consent to our name in the form and context in which they appear in such Registration Statement.

/s/ Susan Garven

Stone & Webster Management Consultants, Inc.

Houston, Texas

November 22, 2006