How much is a 1999 Porsche Boxster?

Based on the current 1999 Porsche Boxster listings for sale on Classics on Autotrader, you may find some that cost as low as $13,495 and max out around $21,997. While the average price of a 1999 Porsche Boxster is around $17,897, take a look at all the features, the vehicle's condition, and mileage to find the best deal.