Higher octane fuel resists engine knock under compression — it is not a cleaner or more powerful fuel for all vehicles. Modern knock sensors in post-2000 engines automatically compensate for ...

Premium and Top Tier gas sound good, but what’s really best for your car — and your budget? In some cases, these types of fuel are indeed better for your car — but for different reasons. Premium gas, ...

Add Yahoo as a preferred source to see more of our stories on Google. Person adding gasoline to a lawn mower - Ana-o/Getty Images Using premium gasoline with a higher octane rating can improve how ...

Premium gas comes with a reputation. It has a sleek but silent marketing campaign behind it. Some claim it burns cleaner, while others whisper a promise of better performance. So when you're staring ...

Fuel comes in different grades based on octane level at gas stations. Only some performance engines require Premium fuel for the best power output, fuel efficiency, and engine function. Are you ...

(WHTM) — It’s been great seeing gas prices below $3 in many areas this past holiday season. But people who drive cars that require premium gas are not not seeing much benefit because their prices ...

With premium gasoline prices in parts of Michigan pushing toward $6 a gallon, drivers are facing a familiar question with renewed urgency: Is premium gas really necessary — or just an expensive habit?

Fuel comes in different grades based on octane level at gas stations. Only some performance engines require Premium fuel for the best power output, fuel efficiency, and engine function. Are you ...

Keeping your motorcycle in top shape means understanding what it needs to perform at a high level every time you saddle up. From the tires to the engine fluids, and the gasoline you use, it's all ...