2.6 Liter Engines: The 2.6-liter engine size produced by General Motors Company was found in some overseas vehicles like the Opel and most notably in the Cadillac CTS in the early 2000’s. This engine was in the GM 54 degree V6 engine class.
LY9 - This 2.6 Cadillac engine for sale came in only one model and that was the Cadillac CTS from 2003-2004. This engine produced 180hp in its stock form and had a compression ratio of 10.0:1.