![Was behind an Alpina D10 (diesel) earlier today and it made the most disgusting noise when the guy flew past, sounded like a crazy loud generator. Anyone else heard one? Was behind an Alpina D10 (diesel) earlier today and it made the most disgusting noise when the guy flew past, sounded like a crazy loud generator. Anyone else heard one?](https://static.carthrottle.com/workspace/uploads/posts/2016/02/f70db87d6d9f071c323a3cdcdd9ac050.jpg)
Was behind an Alpina D10 (diesel) earlier today and it made the most disgusting noise when the guy flew past, sounded like a crazy loud generator. Anyone else heard one?
![1990 BMW Alpina B10 Bi-Turbo for sale on BaT Auctions - closed on January 24, 2017 (Lot #3,060) | Bring a Trailer 1990 BMW Alpina B10 Bi-Turbo for sale on BaT Auctions - closed on January 24, 2017 (Lot #3,060) | Bring a Trailer](https://bringatrailer.com/wp-content/uploads/2017/01/5879102b55997_DSC00281_Snapseed.jpg?fit=940%2C694)
1990 BMW Alpina B10 Bi-Turbo for sale on BaT Auctions - closed on January 24, 2017 (Lot #3,060) | Bring a Trailer
![1999 Alpina D10 Touring (E39) 2.9 D Biturbo (245 Hp) | Technical specs, data, fuel consumption, Dimensions 1999 Alpina D10 Touring (E39) 2.9 D Biturbo (245 Hp) | Technical specs, data, fuel consumption, Dimensions](https://www.auto-data.net/images/f8/big898.jpg)