Koppien Automotive is conveniently located at 10th & Kiwanis Ave in Sioux Falls, SD. We are open from 7:30am to 5:30pm Monday thru Friday. We also have a key box if you need to drop your car off outside of normal business hours. Come check us out.We are a complete automotive service shop that offers, but is not limited to the following:* Computer Diagnostics* Electrical* Mechanical* Air Conditioning* Brakes* Struts* Shocks* TiresStop in, or call for an appointment today!