Audi B8 S5 vs. B9 S5: How Does The Most Recent Generation Compare To The Enthusiast Favorite?

Brake rotors are by far the most straightforward component within the brake system. At their core, they’re nothing more than metal plates stuck behind the wheels for the brake pads to grab onto. But in reality, their size, shape, weight, and composition play a massive factor in braking...

Today’s performance SUVs and sedans have become a bit shouty about their purpose. Whether brightly colored accents, enormous calipers, or aerodynamic elements, they’re not very “under the radar.” But if you look beyond those models, or rather, below them, you can find a surprising crop of...

What separates the best tuners from the rest? Any quick Google search will show you that “performance” upgrades aren’t hard to find, with lots of parts made overseas promising all the benefits you’re after. They exist because of inexpensive manufacturing, but no cost or lack thereof could account...

A healthy running engine is all about balance. Fuel, air, and spark combine to create combustion, and each of those catalysts needs to sit at a certain level relative to the others for easy motoring. Many common engine issues throw that balance out of whack, and no area of the engine has more...

Some news is worth waiting for. Today, we're thrilled to officially announce that FCP Euro will return as title sponsor of the FCP Euro Northeast Grand Prix at Lime Rock Park, an IMSA event scheduled for September 23-25, 2027. This is part of a multi-year partnership that keeps IMSA sports car...

Spark plugs are more than just something you need to replace every few oil changes. Their health directly influences performance and fuel economy, making them an integral part of the engine. Choosing the right one for your application can be a hassle with many different styles and performance...

The warmer, precipitation-free weather signals months of mostly lovely driving ahead for all vehicles, but your car may not be ready. Whether your favorite ride was sitting in a climate-controlled garage all winter or it was outside with you, blasting through the snow and braving the brutal...

Interior leaks in cars are often found after it is too late; one day, everything is fine, and the next, you're stepping into a pool of water instead of onto the floor mats. Water collected in the interior is a major issue, as the industry-standard locations for many computers and modules are...

The last thing you should want for your vehicles is less power and worse fuel economy, but that’s where neglected maintenance can get you. Servicing your vehicle is the best way to avoid that, and there are lots of areas that’ll need it. Oil changes and air filter replacements are some of those...