This automotive customization tutorial shows you a method to try to save gas by deactivating a fuel injector. Get your car to run on three cylinders instead of four and save gas. Be careful, you will need to remap your vehicle's ECU or live with the check engine light being continuously on. This method of deactivating a fuel injector to make your vehicle run on one less cylinder will save gas, as long as your car still runs.

Apple's iOS 26 and iPadOS 26 updates are packed with new features, and you can try them before almost everyone else. First, check Gadget Hacks' list of supported iPhone and iPad models, then follow the step-by-step guide to install the iOS/iPadOS 26 beta — no paid developer account required.
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