Diesel, one of Tamil cinema’s most anticipated action thrillers of 2025, is set for a grand multi-platform debut on OTT. Rooted in gritty realism and packed with political tension and high-octane action, the film delves into the murky world of crude oil smuggling and the fierce power dynamics within Chennai’s fuel mafia. Featuring powerful performances by Harish Kalyan and Athulya Ravi, Diesel unfolds a tense and compelling story of betrayal, ambition, and survival. As the film gears up for its digital premiere, here’s a complete guide to its OTT release date, streaming platforms, plot, cast, and key production details.



Diesel OTT Premiere: Full Streaming Platform Lineup and Release Date Revealed



Diesel is gearing up for a major digital premiere on November 21, 2025, marking one of the most extensive OTT releases for a Tamil film this year. The action-packed thriller will debut simultaneously on four platforms—SunNXT, Prime Video, Aha Tamil, and Simply South—bringing the film to viewers across India and overseas in multiple languages. Following its strong Diwali box-office run, impactful action sequences, and positive audience response, excitement for the online release continues to grow. This carefully planned multilingual rollout ensures wide accessibility and maximum reach for audiences around the world.


Diesel Official Trailer  



Diesel Plot Overview 

Diesel unfolds in Chennai’s high-risk fuel-smuggling landscape, where a massive oil theft operation triggers chaos, betrayal, and political games. The plot follows Vasu, a genius chemical engineer drawn into crime, and the powerful forces surrounding him activists, industrialists, corrupt officers, and unpredictable rivals. As alliances crumble, Vasu must navigate danger from every direction while confronting moral conflict and survival. The film blends action, politics, environmental issues, and human ambition into a gripping, socially conscious thriller set in a dangerous underworld.