The LS6 is a high-output variant of the GM 5.7L LS1 engine and is found in the C5 Corvette Z06 and Cadillac CTS-V. This category is dedicated to LS6 engine and covers everything from LS1 vs LS6 comparisons to camshaft upgrade guides. We’re always creating new content for the legendary LS engine, so be sure to check back for more in the future.