Lexus was the best-selling luxury brand in the US for the second consecutive year in 2001 while Mercedes-Benz claimed the best year for sales to date. Porsche set records for sales of its mainstay 911 range. As US domestic and import nameplates began rolling out year-end and December sales totals yesterday, Lexus, based at Toyota Motor Sales' home base in Torrance, California, boasted sales of 223,983 units, up 8.7 percent over last year's record-breaking total and ahead of former leaders Cadillac and Mercedes-Benz.