3 days ago · Our team has procured, tested, and reviewed the most popular fuel saving devices available online, focusing on factors such as: total money saved, overall fuel efficiency, safety, …

Jan 1, 2024 · I've been reading about a device called Fuel Save Pro that plugs into my car's OBD II port under the dashboard. It says I can save 15% to 35% on fuel costs by letting this device optimize my …

Sep 2, 2025 · Fuel saver chips promise better MPG, cleaner emissions, and even sharper throttle response. Learn how these gas saver chips, car tuners, and performance programmers actually work …

Dec 12, 2025 · An objective look at aftermarket fuel saver devices. We analyze manufacturer claims, third-party tests, and provide proven ways to boost your car’s efficiency.

Sep 30, 2025 · After rigorous road testing, the truth about these so-called fuel savers is finally revealed. ...more

Oct 17, 2024 · Cheap fuel saver chips don't do anything except make you think you're saving fuel, which might have a placebo effect that actually leads you to have a lighter touch on the gas pedal. The hard...

Stay tuned to read the full review as I break down the top five fuel-saving devices I tested—and why Fuel Save Pro was the only one that actually delivered substantial savings.

Do most gas-saving devices really work? Read about gas-saving devices and if any of them are truly effective.

Oct 15, 2022 · We hate to be the bearer of bad news, but a fuel saver device won’t increase your vehicle’s fuel economy by 300%, as some companies claim. Popular Mechanics purchased various …

Sep 18, 2024 · This article will explore how magnetic fuel treatments are supposed to work, analyze their real impact, and provide insights into their assembly, installation, and potential for fuel cost …