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                                                                    EXHIBIT 24.3


                               POWER OF ATTORNEY


KNOW ALL MEN BY THESE PRESENTS, THAT THE UNDERSIGNED CONSTITUTES AND APPOINTS
TERENCE C. SEIKEL HIS TRUE AND LAWFUL ATTORNEY-IN-FACT AND AGENT, WITH FULL
POWER OF SUBSTITUTION AND RESUBSTITUTION, FOR HIM AND IN HIS NAME, PLACE AND
STEAD, IN ANY AND ALL CAPACITIES, TO SIGN: (i) FORM 10-K BEING FILED ON OR ABOUT
THE DATE HEREOF BY ADVANCED ACCESSORY SYSTEMS, LLC, (THE "COMPANY"), (ii) ANY OR
ALL AMENDMENTS (INCLUDING POST-EFFECTIVE AMENDMENTS) TO THE COMPANY'S
REGISTRATION STATEMENT FILED WITH THE SECURITIES AND EXCHANGE COMMISSION AND
DECLARED EFFECTIVE ON OR ABOUT JUNE 10, 1998, AND TO FILE THE SAME, WITH ALL
EXHIBITS THERETO, AND OTHER DOCUMENTS IN CONNECTION THEREWITH (INCLUDING ANY
AMENDMENTS THERETO), WITH THE SECURITIES AND EXCHANGE COMMISSION, GRANTING UNTO
SAID ATTORNEY-IN-FACT AND AGENT FULL POWER AND AUTHORITY TO DO AND PERFORM EACH
AND EVERY ACT AND THING REQUISITE AND NECESSARY TO BE DONE AS FULLY TO ALL
INTENTS AND PURPOSES AS HE MIGHT OR COULD DO IN PERSON, HEREBY RATIFYING AND
CONFIRMING ALL THAT SAID ATTORNEY-IN-FACT AND AGENT OR HIS SUBSTITUTE OR
SUBSTITUTES, MAY LAWFULLY DO OR CAUSE TO BE DONE BY VIRTUE HEREOF.




                                                   /s/ Barry Banducci
                                                   --------------------------
                                                   Name:  Barry Banducci
                                                   Dated: March 12, 1999