Exhibit 10.4 STOCK OPTION AGREEMENT This Stock Option Agreement ("Agreement") is dated as of August 3, 1999, and is entered into between United Auto Group, Inc., a Delaware corporation (the "Company"), and Marshall S. Cogan ("Optionee"). W I T N E S S...Stock Option Agreement • August 13th, 1999 • United Auto Group Inc • Retail-auto dealers & gasoline stations • New York
Exhibit 10.3 STOCK OPTION AGREEMENT This Stock Option Agreement ("Agreement") is dated as of August 3, 1999, and is entered into between United Auto Group, Inc., a Delaware corporation (the "Company"), and Roger S. Penske ("Optionee"). W I T N E S S E...Stock Option Agreement • August 13th, 1999 • United Auto Group Inc • Retail-auto dealers & gasoline stations • New York
