Engine knock, wherein fuel ignites unevenly along the cylinder wall resulting in damaging percussive shockwaves, is an issue that automakers have struggled to mitigate since the days of the Model T.

Winter is the time of year that really puts diesel trucks and tractors to the test. Sure, a boosted engine loves cold air, but you know what doesn’t? The fuel that makes these workhorses run. That’s ...

Kirill Gichunts is an investor and entrepreneur, who has mentored and been a part of more than 15 companies and helped achieve two exits. Today, he's the co-founder and CEO of FuelGems. He sat down ...

We may receive a commission on purchases made from links. Regardless of whether you drive an old Camry or high-performance sports car, your vehicle will have a specific maintenance schedule. It will ...

To many people, gas is gas — as long as it’s conveniently located, it’s good enough for them. But is there more to know about what’s coming out of the pump? Is there a difference between brands?