PORTLAND, ME — Auto Europe, a leader in European car rental services for over 60 years, is offering free upgrades and savings this summer.

These savings will expire on June 27, 2014 and the offers include a guaranteed free one-car class upgrade on various car classes in select European countries. For example in Nice or the Riviera region of France, reserve an economy manual transmission Renault Clio or similar, normally $105 per week and receive a guaranteed free upgrade to a compact manual transmission VW Golf or similar, normally $133 per week.

Upgrades are also available in Belgium.

In addition, save 15% off any prestige, Mercedes Benz or sports car rental in Europe and up to 7% off any European car rental service at any of 10,000 locations. All discount offers are valid for reservations made now through June 27, 2014 for travel through Dec. 31, 2014.

Upgrade offer validity dates, available locations and applicable car categories vary depending upon rental location and are available in select European countries only. Rates shown subject to change without notice. All discount offers apply to time and mileage only. Offers cannot be combined with any other promotion or discount and are subject to change without notice.