Typically, when starting work on a project car with the idea to do a gradual build-up, one of the first things us muscle car guys do is toss the stock exhaust system onto the scrap pile in favor of ...

Most Mopar owners love the sound of their muscular V-8's. In the past, we've dyno'd and strip-tested tti's (Tube Technologies Inc.) headers and exhaust systems for small- and big-block cars. In each ...

We gave our BMW Z8 a full performance makeover with Supersprint headers and complete exhaust system, followed by a Stage 2 ECU tune and dyno session! Hear the raw sound, see the full install, and ...

If you were lucky enough to grow up around car enthusiasts, you’ve probably heard your dad, uncle, or brother say, “Nothing wakes up a V-8 like a good set of headers.” And that’s true—few Corvette ...