With the addition of the Regal Avenir — the fourth Buick globally to get an Avenir trim in less than a year — the momentum behind Buick’s highest expression of luxury continues to grow. Since its introduction last fall, Enclave Avenir has set the pace for Avenir, selling faster than all other Enclave trims and comprising 20 percent of total Enclave sales in the United States. A simil...
