We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

For an engine to create propulsion, it first needs a few core ingredients. The process begins with fuel being pumped through the car's fuel lines and into the combustion chamber. This is where fuel ...

One of the most anticipated V8 thrillers of 2025 is finally available to purchase. Direct Connection is asking $34,995 for the Hellephant A30 426 Supercharged Crate HEMI, a 7.0-liter behemoth that ...

That sudden pop from the exhaust is your engine trying to tell you something. While backfiring might sound like a sign of disaster, it’s often a warning that your car’s fuel and air aren’t playing ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...

The NIMA Gluten Sensor is 99% accurate at detecting gluten in your food. All it takes is three minutes. At CES 2026, one of ...