Hot Rod

First Look: Performance Design’s XS Intake Manifold for LS3 V-8

A stock LS3 rec-port intake manifold is hard to beat and only costs $299. When Chevy went back to the drawing board after the success of the cathedral-port Gen III LS1 small-block V-8, it realized ...
Motor Trend

New FAST LSXR Intake Manifold & RHS LS Race Block - Expanding Horizons

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 ...
GM Authority

Holley Introduces New Lo-Ram LS Intake Manifold Range

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 ...
Hot Rod

We Test It! Hooker’s LS Engine Turbo Exhaust Manifolds

No matter how many times we test them, it still amazes us how easy it is to make power with GM's LS series of engines. Even something as ordinary as a high-mileage 5.3L will respond to boost, and do ...
GM Authority

Lingenfelter Offers Carbon Intake Manifold For LS3 And LS7 Engines: Video

For more than four decades, Lingenfelter Performance Engineering has been churning out a slew of wild high-performance products, from engine upgrades, to parts, to crate engines. Now, the tuner is ...

What Adding A Cold Air Intake Can Do For V8 Horsepower

A cold air intake can bring real benefits to your V8 engine's performance and power, delivering greater airflow and bolstered ...
Motor Trend

Headers vs. Exhaust Manifold Supercharger LS Engine Dyno Test

Now that we have a better understanding of why headers work, the question now becomes do they work in the presence of boost? To find out, we decided to run a series of tests by comparing headers ...