Though LS1-equipped '04 Goats were certainly stout, the bar was raised even further when GM rolled out the evolutionary Gen IV LS2 engine for the '05-'06 models. In addition to a host of improvements, ...

When we last left Modern Mouse, our in-house 5.3 LS dyno mule, we had just run a Zex perimeter plate nitrous system on the now 383-cube stroker. For those who don't remember, the Modern Mouse series ...

Explore the rise of GM's iconic LS small-block engine, from its debut in the C5 Corvette to its impact on performance standards and enthusiasts today.

Simply put, an engine is a pump. By increasing its ability to ingest fuel and air, convert it to energy, and evacuate the remains, it will make more horsepower. We set out to show just what you can ...

Bowling Green, Kentucky-based aftermarket supplier Holley Performance has unveiled its new Lo-Ram LS intake manifold product line, which was designed specifically for Gen III and Gen IV General Motors ...

The folks at COMP Performance Group have been hard at work on a selection of products sure to be an instant grand slam with the LS community, and two particularly interesting items on hand at the ...

We know your type − you wear glasses instead of contacts. You have a vinyl copy of UFO’s Phenomenon instead of one of those new-fangled compact discs. And your car has a carburetor that’s easy to tune ...