Exhibit 23.4 CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the inclusion in this Form 10-K of our report dated March 26, 1997 for our audits of the financial statements of Tri-Magna Corporation for the five month period ended May 29, 1996 and each of the two years ended December 31, 1995. /s/ Arthur Andersen LLP ARTHUR ANDERSEN LLP Boston Massachusetts March 27, 1997