Exhibit 10.55  Amendment  20080125.046.A.001 Between Bachman NGV, Inc. dba BAF Technologies And  AT&T Services, Inc.


AMENDMENT NO. 1  AGREEMENT NO. 20080125.046.C  This
Amendment, effective on the date when signed by the last Party (Effective
Date), and amending Agreement No. 20080125.046.C, is by and between
Bachman NGV, Inc. dba BAF Technologies, a Kentucky corporation
(Supplier), and AT&T Services, Inc., a Delaware corporation
(AT&T), each of which may be referred to in the singular as a Party or
in the plural as the Parties.  WITNESSETH  WHEREAS,Supplier and AT&T
entered into Agreement No. 20080125.046.C on February 22, 2008 (the
Agreement); and  WHEREAS,Supplier and AT&T desire
to amend the Agreement as hereinafter set forth.  NOW, THEREFORE,in consideration of the
premises and the covenants hereinafter contained, the Parties hereto agree as
follows:  The
terms and conditions of Agreement No. 20080125.046.C in all other respects
remain unmodified and in full force and effect.  1.Clause3.11 Duration of Agreement,is replaced in its entirety
with the following:  a.This Agreement will continue
in effect for a term expiring on April 1, 2014, unless it is Cancelled or
Terminated before that date. The Parties may extend the term of this Agreement
beyond that date by mutual written agreement.  b.Any Order in effect on the
date when this Agreement expires or is Terminated or Cancelled will continue in
effect until such Order either (i) expires by its own teams or (ii) is
separately Terminated or Cancelled, prior to its own expiration, as provided in
this Agreement. The terms and conditions of this Agreement shall continue to
apply to such Order as if this Agreement were still in effect.  Proprietary and ConfidentialThis Agreement and information contained therein is not for use or
disclosure outside of AT&T, its Affiliates, and third
party representatives, and Supplier except under written agreement by the
contracting Parties.  2


2. Appendix BPrice(s),is modified with the
addition of the following:  Price/Unit;
E250 and E350 Vans CNG conversions for the calendar years of [*****] [*****] [*****].  Unique
for 2009 calendar year conversions, AT&T will pay one time only, at the
time of order placement, [*****] per unit for the initial order placements up
to the first[*****]units ordered.
Payment is due upon receipt of invoice.  This
money is a deposit to be used solely for the acquisition of CNG tanks. In the
event of company (BAF Technologies, Inc.) failure, AT&T will retain a
volume of tanks which is equal in value to our deposit.  Replacement
parts: Supplier
agrees to provide AT&T conversion related parts for out of warranty repair
needs. Supplier agrees to provide AT&T replacement parts on a cost plus
percentage basis, up to but not to exceed [*****].  3. Appendix CSpecifications,is modified
with the addition of the following:  Ford
E350 van specification will apply to Ford E250 van CNG conversions.  Supplier
agrees that AT&T will not be charged for any storage fees associated with
conversion activities or with pre and post conversion activities while vehicle
is in the possession of the Supplier.  Delivery
to final AT&T destination of all 2009 units will be completed by December 31st, 2009. Respective
to all orders placed, Supplier will provide AT&T with a schedule of
mutually agreed upon delivery dates of the final finished product. If product
delivery does not occur on the agreed upon scheduled date Supplier agrees to
refund AT&T[*****]per unit or [*****] of the
unit conversion price, whichever is less.  Supplier
will not be held accountable for vehicle manufacturer delays in receipt of
unit. Upon vehicle manufacturer delay Supplier and AT&Ts point of contacts
will agree upon a new delivery schedule with the conditions above.  Supplier
will provide AT&T a mutually agreed upon backup plan, at no additional cost
to AT&T, for purchase of CNG tanks of comparable size and capacity. This
plan is to be provided prior to placement of orders and should utilize domestic
suppliers and provide a suitable alternative should receipt of the ordered
tanks be delayed. This plan shall be activated in a timely manner as to not
disrupt the original delivery schedule.  At
commencement of orders, Supplier and AT&T will identify a point of contact,
and until order fulfillment Supplier and AT&Ts point of contact will meet
weekly, either in person orvia telephone conference call, to review
project status. Meeting period maybe extended upon mutual agreement of both
parties.  Proprietary and ConfidentialThis Agreement and information contained therein is not for use or disclosure
outside of AT&T, its Affiliates, and third
party representatives, and Supplier except under written agreement by the
contracting Parties.  
 *****    Confidential portions of this document have
been redacted and filed separately with the Securities and Exchange Commission.  3


Original
signature transmitted and received via facsimile or other electronic
transmission of a scanned document, (e.g., .pdf or similar format) are true and
valid signatures for all purposes hereunder and shall bind the parties to the
same extent as that of an original signature. This Agreement may be executed in
multiple counterparts, each of which shall be deemed to constitute an original but
all of which together shall constitute only one document.  IN
WITNESS WHEREOF,the Parties have caused this Amendment to
Agreement No. 20080125.046.C to be executed, as of the date the last Party
signs.  Bachman
  NGV, Inc. dba BAF Technologies
  AT&T
  Services, Inc.By:
  /s/ John R. Bacon
  By:
  /s/David SophiePrinted
  Name: John R. Bacon
  Printed
  Name: David SophieTitle:
  President
  Title:
  Director Contract/SourcingOperationsDate:
  3/30/09
  Date:
  3/30/09
  Proprietary and ConfidentialThis Agreement and information contained therein is not for useordisclosure
outside of AT&T, its Affiliates, and third
party representatives, and Supplier except under written agreement by the
contracting Parties.  4