Car Dealers serving Bucks County. Rated 3.9/5 (266 reviews). From their website: P J McCafferty Inc Auto has over 34 years’ experience in the automotive industry. We specialize in top-quality, pre-owned automobiles. Patrick McCafferty founded Discount Auto in 1991 and began to grow what would become the leading used car business in the Langhorne area. Today, like his father, the late Joseph McCafferty (founder of McCafferty Ford in 1951), Patrick carries on the family tradition of excellence . At Discount Auto in Langhorne, PA we're excited to put you in the driver's seat. A