Welcome to Kiefer Nissan of Corvallis Kiefer Nissan of Corvallis is proud to be the go-to dealership for transparent auto sales, service and financing. Drivers across Oregon have been trusting the Kiefer Auto Group for decades and generations, whether they're looking for a new Nissan lease, applying for a used car loan or in search for a quick oil change. Providing an enjoyable customer experience is our top priority, and we're happy to work with you every step of the way. You'll find Kiefer Nissan of Corvallis at 900 Northwest 4th Street in Corvallis, which is easy to reach from Albany, Lebanon and Salem.