Exhaust fans help prevent mold and mildew in bathrooms and basements, but when left on, they waste electricity. Automate this process by installing a humidity sensor to replace the fan switch. A ...

O2 sensors are directly responsible for the amount of fuel your car uses. If your car experiences poor fuel economy, lacks ...

Does your performance car sound like a UPS truck? The exhaust is the first upgrade for an improved soundtrack -- and more power. Something is missing in your life. And it's probably not a heavier ...

After we bolted the Lester Scruggs 404ci engine into our Orange Peel '66 Chevelle using Edelbrock motor mounts and headers, it became obvious that the leftover 21/2-inch exhaust system was due for an ...