We combine this with our unequalled technical support to give you the advantage to achieve your goals without wasting time and money using the trial and error method. Many of the components and combinations are designed with the aid of our custom computer programs that are designed specifically for Fords, giving us a large database to draw from. We incorporate state-of-the-art technology with “at the track” testing to achieve the best of both worlds. Many of the products offered here are exclusive to D&D. D&D Automotive Specialties - Ford & Mustang Performance Products