Trico 21-13 21" Windshield Wiper Blade Assembly 2005-2012 Mercedes Audi Buick /GS BRAND NEW! FREE DOMESTIC SHIPPING! This sale transaction is for a single Trico brand windshield wiper assembly May Fit Other Models. (Please independently verify compatibility for your specific vehicle.) TERMS OF SALE: If, after receiving this item you discover that it was not the one you wanted, simply return it for a full refund within 30 days. You will have to pay for the return shipping charges. Refund is void if you have installed, used or damaged the item in any way. Item must be returned with its original box, packing materials and instructions (if applicable). Cleared payment via PayPal must be received within 2 days of transaction and prior to shipping. SHIPPING: Free shipping only applies to the U.S. 50 States PR. All other areas/regions will be automatically calculated with the shipping calculator and are based on your location. International buyers: Customs fees, duties, taxes, tariffs other fees are your responsibility. Arrival time will depend on your location. Please allow for ample shipping time for international destinations. If you have any questions, feel free to ask. Thank you for visiting!