MUTUAL RELEASE AGREEMENT

EXHIBIT 4.9

MUTUAL RELEASE AGREEMENT

     This Mutual Release Agreement (“this Agreement”) is made and entered into as of May 19, 2006, by and between Paul A. Kruger (“Kruger”) and Dirt Motor Sports, Inc., a Delaware corporation (the “Company”). Kruger and the Company are sometimes each referred to herein as a “Party” and collectively, as the “Parties”.

WITNESSETH:

     WHEREAS, Kruger and the Company have entered into that certain Term Sheet for Paul Kruger Transition with Dirt Motor Sports, Inc., dated February 24, 2006 (the “Term Sheet”); and

     WHEREAS, Kruger and the Company expressly agree and understand that the consideration for Kruger’s waiver of rights or claims described herein consists of the consummation of the transactions described in the Term Sheet, which consideration exceeds that to which Kruger is already entitled; and

     WHEREAS, Company expressly agrees that it has received good and valuable consideration for the execution of this Agreement as provided by the mutual covenants contained herein and the consummation by Kruger of the actions required pursuant to the Term Sheet and related definitive agreements; and

     WHEREAS, each Party desires to settle fully and finally any and all differences they may have with each other; and

     NOW, THEREFORE, in consideration of the premises and mutual promises herein contained, it is agreed as follows:

     1. Effective immediately, Kruger hereby resigns as Chief Executive Officer, Chairman of the Board, and as a director and employee, of the Company and all of the Company’s subsidiaries.

     2. As a material inducement to Kruger to enter into this Agreement, and subject to the terms of this Agreement, the Company hereby irrevocably and unconditionally releases, acquits and forever discharges Kruger and his successors, heirs, representatives and assigns and all persons acting by, through, under or in concert with any of them, (collectively “Kruger Releasees”), from any and all charges, complaints, claims, liabilities, obligations, promises, agreements, controversies, damages, actions, causes of action, suits, rights, demands, costs, losses, debts and expenses (including attorneys’ fees and costs actually incurred), of any nature whatsoever, known or unknown, whether suspected or unsuspected, and whether concealed or hidden (“Claim” or “Claims”) which the Company now has, owns, holds, or which the Company at any time heretofore had, owned, or held against each of the Kruger Releasees, arising out of, in connection with, or related to Kruger’s involvement as a shareholder, officer or director of the Company or any of its subsidiaries, Kruger’s employment with the Company or any of its subsidiaries, or Kruger’s service as Chairman of the Company’s board of directors or as a member of the Company’s or any of its subsidiaries boards of directors; including but not limited to (a) all Claims of breach of an implied or express employment contract, libel, defamation,

fraud, breach of any implied covenant of good faith and fair dealing or breach of any fiduciary duty, whether arising under statute or common law, whether in tort or in contract; and (b) all Claims relating to any agreement, arrangement or understanding that Kruger has, or may have, with the Company. The Company agrees that this Section of the Agreement is intended to be a broad release in favor of the Kruger Releasees and to include all actual or potential legal claims that the Company may have against the Kruger Releasees, except as specifically provided otherwise in this Agreement.

     3. As a further inducement to Kruger entering into this Agreement, the Company covenants and promises to indemnify and shall defend and hold Kruger harmless from any and all Claims released under Section 2 above, including, without limitation, claims made by third parties arising out of or related to Kruger’s involvement as a shareholder, officer or Director of Company or any of its subsidiaries, and from any and all Claims arising out of or in connection with any personal guarantee by Kruger of any Company obligation.

     4. As a material inducement to the Company to enter into this Agreement, and subject to the terms of this Agreement and except as is hereinafter provided, Kruger hereby irrevocably and unconditionally releases, acquits and forever discharges the Company and each of its parent, owners, stockholders, predecessors, successors, assigns, agents, directors, officers, employees, representatives, attorneys, divisions, subsidiaries, affiliates and all persons acting by, through, under or in concert with any of them, (collectively the “Company Releasees”), from any and all Claims which Kruger now has, owns, holds, or which Kruger at any time heretofore had, owned, or held against any of the Company Releasees, including, but not limited to: (a) all Claims under the Age Discrimination in Employment Act of 1967, as amended; (b) all Claims under Title VII of the Civil Rights Act of 1964, as amended; (c) all claims under the Fair Labor Standards Act; the National Labor Relations Act; and the Occupational Safety and Health Act; (d) all Claims under the Employee Retirement Income Security Act of 1974, as amended; (e) all Claims arising under the Americans With Disabilities Act of 1990, as amended; (f) all Claims arising under the Family and Medical Leave Act of 1993, as amended; (g) all Claims related to Kruger’s employment with the Company; (h) all Claims of unlawful discrimination based on age, sex, race, religion, national origin, handicap, disability, equal pay, sexual orientation or other protected status; (i) all Claims of wrongful discharge, promissory estoppel, negligence, misrepresentation and retaliation, breach of an implied or express employment contract, negligent or intentional infliction of emotional distress, libel, defamation, breach of privacy, fraud, breach of any implied covenant of good faith and fair dealing and any other federal, state, or local common law or statutory claims, whether in tort or in contract; (j) all Claims related to unpaid wages, salary, overtime compensation, bonuses, severance pay, vacation pay or other compensation or benefits arising out of Kruger’s employment with the Company and/or any claims arising under the Equal Pay Act; (k) all claims arising under any federal, state or local regulation, law, code or statute; (l) all claims of discrimination arising under any state or local law or ordinance; and (m) all claims relating to any agreement, arrangement or understanding that Kruger has, or may have, with the Company (including, without limitation, any employment agreement and any stock option agreement and/or restricted stock unit award agreement). Kruger agrees that this Section of the Agreement is intended to be a broad release in favor of the Company Releasees and to include all actual or potential legal claims that Kruger may have against the Company Releasees, except as specifically provided otherwise in this Agreement.

     5. The Parties agree that this Agreement, together with the other documents and agreements executed by the Parties as of the Closing (as defined in the Term Sheet) satisfy all remaining obligations of the Parties under the Term Sheet, and that the Term Sheet is hereby terminated and of no further force or effect.

     6. Each party is aware that he or it may hereafter discover claims or facts in addition to or different from those he or it now knows or believes to be true with respect to the matters related herein. Nevertheless, subject to the terms and conditions of this Agreement, it is the intention of the parties hereto to fully, finally and forever settle all matters and all Claims whether they now exist or may exist in the future. In furtherance of such intention and subject to the terms and conditions of this Agreement, the releases in Sections 2 and 4 above shall be given and remain in effect as a full release of all such matters notwithstanding the discovery or existence of any additional or different claims or facts relative thereto.

     7. The Parties understand and agree that neither the making of this Agreement nor the fulfillment of any condition or obligation of this Agreement constitutes an admission of any liability or wrongdoing by Kruger, Kruger Releasees, the Company or the Company Releasees. All liability to any Kruger Releasees by the Company or to any Company Releasee by Kruger has been and is expressly denied.

     8. This Agreement supersedes any and all other agreements, written or verbal, which may exist between the Company and Kruger concerning Kruger’s separation from the Company, including without limitation any representations made to Kruger by any Kruger officer or director of the Company or any representations made by Kruger to the Company.

     9. Kruger hereby acknowledges and agrees that by entering into this Agreement, he is waiving any and all rights he may have arising from the Age Discrimination in Employment Act of 1967 (“ADEA”), as amended, which have arisen from facts or circumstances occurring on or before the date of execution of this Agreement. Kruger further expressly acknowledges and agrees that:

          (a) he is entering into this Agreement voluntarily;

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