Cadillac CTS-V with a 956 whp Supercharged V8 Cadillac CTS-V with a supercharged 427 ci LSX-LS9 V8 built by Katech " data-medium-file="https://engineswapdepot.com/wp-content/uploads/2021/06/Cadillac-CTS-V-with-a-supercharged-427-ci-LSX-LS9-V8-01...