We always considered the factory exhaust system fitted to Mopar musclecars as good. As factory systems of the era go, the OE Mopar exhaust was generally the best. Mopar iron manifolds were typically ...

Assembled engine packages have become popular items among hot rodders in the last few years. While most sources for these engines are in the aftermarket, new-car manufacturers are also interested in ...

YardstickThere is an old adage that you don't race dynos and flow benches. Manufacturers of test equipment use different standards and test procedures that will affect the results. This brings me to ...

When it comes to car mods, exhaust headers are a common place to start. But what exactly makes them different from stock manifolds? Here's what to know.

An exhaust system is essential for managing emissions and optimizing internal combustion engine (ICE) vehicle performance. One of the more significant advancements in this area is the active exhaust ...

When I recently outsourced an oil pan gasket replacement to a reputable Long Beach BMW shop, the owner noted that he loved the 128’s power and asked if it had an ECU tune, besides any mild coding. As ...

There's just something undeniably thrilling about the sound of a well-tuned diesel engine exhaust. Among all the ways you can upgrade your diesel truck, the exhaust modifications are what give your ...

This video shows a Porsche 718 GT4 RS on the dyno. The test compares the sound of the JCR exhaust with the Akrapovic system. The footage captures engine response and performance during runs.

Somewhere, around 7,500 rpm in First gear, I fell in love with a C6 Corvette. Driving the car was 20-something shop owner Dan Millen of Livernois Motorsports. I know Dan from his years of heads-up ...

Conventional wisdom suggests two pipes will help an engine breathe more freely than one, but as Engine Masters discovered, that might not always be the case.