For those of us who are GM performance car and truck enthusiasts, the letters "LS" signify reliable, modern, efficient power. Replacing the venerable small-block Chevy in the late '90s, the LS engine ...

LS Technology sounds like a new concept, but the fact of the matter is that it is over a decade old. GM Truck and SUV owners have been using the engines for years and have not realized it. "LS-Series" ...

For those of us who are GM performance car and truck enthusiasts, the letters LS engine signify reliable, modern, efficient power. Replacing the venerable small-block Chevy in the late ’90s, the LS ...