Originally Posted by Wedge1967
Who said this was a twin-turbo. They could be calling it a bi-turbo because its a twin scroll. I would doubt they would do that much R&D to put twins on. Just not logical.
Alpina invests a great deal of money into their products. In the past they have developed their own forced induction solutions from scratch.
Your theory is plausible, but I find it unlikely. Just my opinion.