Y’know, I’ve watched hundreds of engine dyno videos over the years and I’ve never once thought about how it sounds from the outside. It’s great for car geeks like you and me to hear a twin-turbo V8 ...

Real world dyno testing is what Dyno Cell is all about. We constantly hear stories about a product making "X" amount of horsepower but when tested the power produced is most times much lower than ...

Which is better: Stock, aftermarket, or no muffler at all? We took our R1 test bike to the Dyno room to find out.Animated GIF by Kathleen Conner Wrist: Zack Courts MSRP (2015): $16,490 Miles: 3,082 ...

A question often asked is: Which muffler is better, Magnaflow or Flowmaster? Both exhaust brands have been around since the early 1980s, both have the word "flow" in their names, and both brands have ...

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 ...

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Watch the BMW M4 G82 equipped with the M Performance OPF Delete exhaust system during dyno testing and onboard driving. This video features 300 kmh dyno pulls, engine revs, and POV driving footage ...

Calling a Honda Civic with a laptop “the most feared thing in the car community” is mostly a joke—but it didn’t come out of nowhere. Some cars, certainly some Civics, can make a lot more power than ...

Not like it needed more help, but a Tubi cat-back exhaust gives the V12 SUV an astoundingly good singing voice.

A new dyno test shows just how powerful the Purosangue’s naturally-aspirated 6.5-liter V12 really is ...

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.