Brown-Daub - The Lehigh Valley’s Largest Auto Dealer Group Our customers receive Red Carpet treatment at every Brown-Daub location. Our knowledgeable sales professionals will help select the car, truck, or service vehicle best suited to your needs and budget. Easy, affordable financing plans for every credit situation. Brown-Daub has a passion for empowering the community and organizations who have the goal of bettering the lives of Lehigh Valley residents.