Begin your search for a certified pre-owned Subaru, Hyundai Kia or Porsche at Shortline Auto Group and Porsche of Colorado Springs. All of our certified vehicles come with a great warranty and much more. Our Subaru Certified Pre-Owned models come with a 7 year/100,000 mile limited powertrain warranty. Kia and Hyundai Certified Pre-Owned come with a 10 year/100,000 mile limited powertrain warranty. Each vehicle has gone through extensive tests and inspections by a factory certified mechanic.