Converter Warehouse is a direct distributor for Buick Catalytic Converters. These units are direct fit Buick Catalytic Converters, they are bolt on replacement with no cutting or welding. Our Buick Catalytic Converters carry full factory warranties up to 5 years or 50,000 miles. Converter Warehouse offers you low wholesale pricing on Buick Catalytic Converters and most orders are shipped same day giving you fast service. Converter Warehouse knows cats so give us a call today 1-888-240-7088.