The twin scroll turbo is touted to have MUCH less lag than an ordinary turbo, while still retaining good mid range and top end...thats the main advantage.
As for robustness and reliability, they are exactly the same as a normal turbo
Not sure if the WRC cars run twin scroll though..
As for robustness and reliability, they are exactly the same as a normal turbo

Not sure if the WRC cars run twin scroll though..


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