Founded in 1956, 4th Street Auto is a Louisville-based used car dealership. It carries a wide range of makes and models, including cars, trucks, and SUVs from top manufacturers such as Lexus and Mitsubishi. The dealership offers on-the-lot financing, letting customers apply for instant approval while shopping for their next vehicle. Alternatively, customers can apply for financing online. 4th Street Auto accepts trade-ins on select vehicles provided they're in good repair.