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 ...
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 ...
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 ...
Motor Trend

650-HP 4.8L LS With a Single-Turbo Setup - Mini Mouse, Part 3

After a handful of naturally aspirated mods, we just couldn't wait any longer before subjecting Mini Mouse (our 4.8L LR4 test engine) to some positive pressure. Mini Mouse has been built to ...