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 ...

These SLP headers have 1-inch primaries that dump into a 3-inch collector. Made from stainless steel, they're advertised to produce an extra 23 hp and 21 lb-ft at the wheels. The set pictured has an ...

General Motors' LS-series small-block engines have been in production for over a decade, but it's only been within the last few years that they have really hit critical mass among average hot rodders, ...

The venerable LS engine swap is a meme for one very good reason - the LS V8 is a great engine. With its relatively low weight, compact size, big power potential, and a seemingly endless supply of ...

It can be safely said GM's all-new LS1 opened the door to a new world of technology and performance in the 1990s. It can also be accurately stated the LS family is easily the most successful V-8 in ...

Engine swaps open up a lot of possibilities for project car builders. One of the most common engine swaps to see is the LS swap, with everyone from drift car builders to drag racers opting to use GM's ...