Wrist pulse oximeters can look similar, making it hard to decide which one to buy. This in-depth guide covers everything you need to know to find your best fit.

The Opuswave system combines the deep vessel visualisation of IVUS with the high-resolution surface imaging of OFDI.

How nitrous works. How does a nitrous oxide system increase horsepower? By adding nitrous oxide to an intake charge, an engine can burn more fuel, thus creating more power. This video will explain how ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard the term “wideband O2 sensor” being thrown around at the track, dyno ...

In a performance application at wide open throttle, the ECU needs to control the air to fuel ratio to hit a small target somewhat richer than stoichiometric. The narrowband sensors most OEs use only ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...

Tuning a stock, EEC-IV engine control module on a Fox Mustang is like trying to stream Netflix on a dial-up connection — outdated, inflexible, and likely to leave you screaming into the void. For me, ...

It reads the EMU CAN Stream and decodes it into something useful. This works with any CAN enabled device, MCP2515, Teensy, ESP32, STM32, Arduino UNO R4 and more. In the EMU Black, set the CAN-Bus ...

The Apple Watch Series 10 has a slimmer design and a brighter screen, while the Series 8 has an active blood oxygen sensor. Should you trade in your old Series 8 or keep it? We're here to help you ...