Porsche Springfield offers the latest selection of new and quality pre-owned Porsche vehicles in the Greater Springfield area. Since 1931, luxury automobile customers have been finding the highest level of service, experience, and knowledge at the Napleton Auto Group. Being family owned and operated means something to us. It defines who we are... our reputation, our history, and our legacy. When you purchase a new or pre-owned Porsche from Porsche Springfield, you're buying more than a vehicle. You're being welcomed into the Napleton Family.