Airtex Industries, LLC – Indentures Watch

from F-4 6 pages First Supplemental Indenture (This “Supplemental Indenture”) Dated as of January 26, 2011 Among Uci International, Inc. (“Uci”), a Delaware Corporation and an Indirect Wholly Owned Subsidiary of Uci Holdings Limited (The “Company"), Each of the Parties Identified as a Merger Date Guarantor on the Signature Pages Hereto (Each, a “Merger Date Guarantor” and Collectively, the “Merger Date Guarantors”) and Wilmington Trust Fsb, as Trustee, Paying Agent, Transfer Agent and Registrar Under the Indenture Referred to Below (The “Trustee”)

from F-4 153 pages Uncle Acquisition 2010 Corp as Issuer and the Guarantors From Time to Time Party Hereto 8.625% Senior Notes Due 2019 Indenture Dated as of January 26, 2011 Wilmington Trust Fsb, as Trustee, Paying Agent, Transfer Agent and Registrar Trust Indenture Act Cross Reference Table**

from F-4 5 pages First Registration Rights Agreement Joinder

from F-4 25 pages Uncle Acquisition 2010 Corp $400,000,000 Aggregate Principal Amount of 8.625% Senior Notes Due 2019 Registration Rights Agreement