20May2026
Hot Rod’s 5.3 Big Bang test strapped a stock short-block to twin turbos.
Pushing it to 1,300 horsepower before failure. The results prove just how tough the LS is.
The Big Bang Turbo LS dyno test shocked the industry by pushing a junkyard LS past 1,200 horsepower.
It became the defining moment that launched today’s turbo LS revolution.

