Cadillac is dropping a 400-horsepower twin-turbo V6 in the CT6. We've got the details, plus other engine info on Caddy's increasingly potent lineup. Cadillac's engine lineup is set to get a ...

A leaked a General Motors dealer VIN card has confirmed that the General is planning to produce a new LF3 twin-turbo V6 engine, though contrary to past reports, it will not be making it into the ...

boasting three new engines including the 400-hp 3.0-liter twin-turbo V6. As the most advanced V6 ever offered by the brand, it has the highest standard horsepower in its class for a non-specialty ...