Need a new headlight assembly that looks, fits and performs like the original, for less than going back to the dealership? This replacement headlight was reverse-engineered to match the stock headlight on specific vehicles. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Buick Century: 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005] - [Buick Regal: 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004]