The Cadillac Sixteen had a 13.6-liter V16 engine with an output of exactly 1,000 horsepower and 1,000 lb-ft of torque. It's regarded as one of the best Cadillac concept cars ever.
The Cadillac Sixteen was such a revolutionary concept that we feel GM would be crazy not to derive some form of production car from it.. With an available RWD chassis (Zeta) mated to two 3.6L V6 ...
A hypercar with the Cadillac crest wouldn't be such an outlandish idea given there are precedents with concept cars. Not just the Cien, but also the 2003 Sixteen with its massive V-16 engine.