Exhibit 3.19

                          CERTIFICATE OF INCORPORATION

                                       of

                            AAG WIX ACQUISITION Corp.

         The undersigned, in order to form a corporation for the purpose
hereinafter stated, under and pursuant to the provisions of the Delaware General
Corporation Law, hereby certifies that:

         FIRST. The name of the corporation is AAG Wix Acquisition Corp. (the
"Corporation").

         SECOND. The address of the Corporation's registered office in the State
of Delaware is Corporation Trust Center, 1209 Orange Street, Wilmington, County
of New Castle, 19801. The name of its registered agent at such address is The
Corporation Trust Company.

         THIRD. The purpose of the Corporation is to engage in any lawful act or
activity for which corporations may be organized under the Delaware General
Corporation Law or any successor statute.

         FOURTH. The total number of shares of stock which the Corporation shall
have authority to issue is 1,000 shares of common stock, par value $0.01 per
share.

         FIFTH. The name and mailing address of the incorporator is Karin
Holmberg Werner, Simpson Thacher & Bartlett LLP, 425 Lexington Avenue, New York,
New York 10017.

         SIXTH. The board of directors of the Corporation, acting by majority
vote, is expressly authorized to adopt, alter, amend or repeal the bylaws of the
Corporation.

         SEVENTH. The Corporation reserves the right to amend, alter, change or
repeal any provision contained in this Certificate of Incorporation, in the
manner now or hereinafter prescribed by statute and all rights conferred upon
stockholders herein are granted subject to this reservation.

         EIGHTH.

         1. To the fullest extent permitted by the Delaware General Corporation
Law as the same now exists or may hereafter be amended, the Corporation shall
indemnify, and advance expenses to, its directors and officers and any person
who is or was serving at the request of the Corporation as a director or
officer, employee or agent of another corporation, partnership, joint venture,
trust or other enterprise. The Corporation, by action of its board of directors,
may provide indemnification or advance expenses to employees and agents of the
Corporation or other persons only on such terms and conditions and to the extent
determined by the board of directors in its sole and absolute discretion.



         2. The indemnification and advancement of expenses provided by, or
granted pursuant to, this Article Eighth shall not be deemed exclusive of any
other rights to which those seeking indemnification or advancement of expenses
may be entitled under any bylaw, agreement, vote of stockholders or
disinterested directors or otherwise, both as to action in such person's
official capacity and as to action in another capacity while holding such
office.

         3. The Corporation shall have the power to purchase and maintain
insurance on behalf of any person who is or was a director, officer, employee or
agent of the Corporation, or is or was serving at the request of the Corporation
as a director, officer, employee or agent of another corporation, partnership,
joint venture, trust or other enterprise, against any liability asserted against
him and incurred by him in any such capacity, or arising out of such person's
status as such, whether or not the Corporation would have the power to indemnify
him against such liability under this Article Eighth.

         4. The indemnification and advancement of expenses provided by, or
granted pursuant to, this Article Eighth shall, unless otherwise provided when
authorized or ratified, continue as to a person who has ceased to be a director
or officer and shall inure to the benefit of the heirs, executors and
administrators of such officer or director. The indemnification and advancement
of expenses that may have been provided to an employee or agent of the
Corporation by action of the board of directors, pursuant to the last sentence
of Paragraph 1 of this Article Eighth, shall, unless otherwise provided when
authorized or ratified, continue as to a person who has ceased to be an employee
or agent of the Corporation and shall inure to the benefit of the heirs,
executors and administrators of such person, after the time such person has
ceased to be an employee or agent of the Corporation, only on such terms and
conditions and to the extent determined by the board of directors in its sole
discretion.

         NINTH. To the fullest extent permitted by the Delaware General
Corporation Law as the same exists or may hereafter be amended, no director of
the Corporation shall be personally liable to the Corporation or its
stockholders for monetary damages for breach of fiduciary duties as a director.
Any repeal or modification of this Article Ninth shall not adversely affect any
right or protection of a director existing at the time of such repeal or
modification.

         IN WITNESS WHEREOF, the undersigned has signed this Certificate of
Incorporation on August 11, 2004.

                                                 /s/ Karin Holmberg Werner
                                                 -------------------------------
                                                 Karin Holmberg Werner
                                                 Sole Incorporator




                            CERTIFICATE OF AMENDMENT

                                     to the

                          CERTIFICATE OF INCORPORATION

                                       of

                            AAG WIX ACQUISITION CORP.


                     Pursuant to Section 242 of the General
                    Corporation Law of the State of Delaware


         The undersigned, being the President of AAG Wix Acquisition Corp. (the
"Corporation"), hereby certifies as follows:

         1. The name of the Corporation is AAG Wix Acquisition Corp. This name
has never been changed.

         2. The Certificate of Incorporation of the Corporation was filed with
the Delaware Secretary of State on August 11, 2004.

         3. Pursuant to Section 242 of the General Corporation Law of the State
of Delaware, the Certificate of Incorporation of the Corporation is hereby
amended to effect the following changes:

         (a) The name of the Corporation shall be changed to "Wix Filtration
Corp."; and

         (b) Paragraph First stating the name of the Corporation shall be
amended by striking the whole text and replacing it with the following:

         "The name of the corporation is Wix Filtration Corp. (the
"Corporation")".

         4. This Certificate of Amendment has been duly adopted in accordance
with Sections 228 and 242 of the General Corporation Law of the State of
Delaware and by the written consent of the stockholders of the Corporation.




         IN WITNESS WHEREOF, the undersigned has subscribed this document on the
date set forth below and does hereby affirm, under penalties of perjury, that
the statements contained herein have been examined by him and are true and
correct to the best of his knowledge.


                                                 /s/ Michael F. Finley
                                         ---------------------------------------
                                         Michael Finley, President


Date: November 8, 2004