Bully Dog Diesel Performance Products

Bully Dog Technologies manufacture high performance diesel computer chips and downloaders for Chevy/GMC Duramax, Dodge Cummins and Ford Powerstroke diesel engines. Bully Dog products can easily add over 100 horsepower to your diesel truck all while adjusting settings on-the-fly. Bully Dog computer chip programs are proving to be the best on the market.
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