Chevrolet introduced the legendary LS V8 engine to the world way back in 1997 as the engine powering the new C5 Corvette. That first engine, the LS1, was a 5.7 liter, aluminum block, pushrod V8 that, ...

Hedman Hedders has been building headers for trucks and muscle car applications in the same Whittier, California, manufacturing facility for more than 20 years. From raw material to packaging, Hedman ...

STATESVILLE, NORTH CAROLINA (June 06, 2018) – The LS-swap is as popular as ever with Jeep Wrangler JK owners. It’s a relatively simple way to make modern, reliable V8 power. Now to make that swap even ...

What is it about exhaust scavenging, headers, and systems that leave us in a perpetual fog? Shorty ... medium ... long-tube? Pipe size? What collector type? Which is ...

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 ...

We get a thousand press releases per day, and once in a while something gets under the delete button. This time, it was a photo of a Fox Mustang with a LS swap featuring Holley's flippable, reversible ...

This article applies to the Chevy Camaro and Pontiac Firebird (1998-2002). Headers replace the exhaust manifolds that come equipped on your LS1 F-Body from the factory. The factory manifolds are ...

Let’s face it, we here at LS1Tech really feel that the LS engine is the greatest V8 in the world and it takes some real work to make another V8 beat it. The Europeans have tried and, really, haven’t ...

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 ...

The Arias hemi head for both Chevy LS and Ford 351W architecture is poised to make a strong impact in the high-end street rod market as well as some racing applications. “You can make a race engine a ...