This business scammed my friend completely. His car did not pass aircare. He went to Deens auto and they guaranteed him to pass aircare after they did the work on his car. They told him he needed a catalytic converter that cost him 500 dollars. He went for another air care test it flunked again exact same numbers. Another garage said his converter was fine because the numbers were IDENTICAL before with the old converter.. He returned to Deens the mechanic says well now u have a new catalytic converter anyway duh no refunds for you sorry. My... read full review »