The Alpina Roadster S is a high-performance luxury roadster produced by Alpina, renowned for enhancing BMW models with superior engineering and exclusivity. Produced between 2003 and 2005, this sleek convertible is based on the BMW Z3 but features a larger engine, upgraded suspension, and unique styling elements that set it apart. Its compact dimensions and lightweight design contribute to exceptional handling and driving dynamics. Across its production run, the Alpina Roadster S stood out for combining luxury, exclusivity, and sporty performance in a refined open-top package.