Thirumalai is an Indian 2003 Tamil-language romantic action film directed by Ramana. This film has Vijay and Jyothika in the lead roles, while Lawrence Raghavendra and Kiran Rathod make special appearances in the film. Produced by Kavithalayaa Productions banner. In which Vijay plays a bike mechanic of the Pudupet area in Chennai. This film was a turning point in actor Vijay's career as he transitioned himself into a leading action hero, with a new characteristic look. The new formula of action along with Punch dialogues suited well for Vijay. Filming of Thirumalai began in March 2002 and the film was finally released on 24 October 2003, on the occasion of Deepavali.
The film was dubbed in Hindi as Dum 2. The success of the film lead to be remade in Telugu as Gowri in late 2004. This movie also remade in Bangladesh as Kotha Dao Sathi Hobe starring Shakib Khan, Apu Bishwash, Sadek Bacchu, directed by Sohanur Rahman Sohan in the year 2009.