Premium vs. Plus vs. Regular

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DLU

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Here in the Northwest we only get 92 for Premium. Haven't had confidence in any of the off the shelf octane boost products but Torco Accelerator has been recommended supposed to not harm the O2 sensors or cat converter.
 

pbtjrlmrt

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Appreciate all of the replies! I agree— not concerned about a few extra $$$ for a tank. Spent a lot of money on the truck, and want the best fuel. Luckily there is a Costco about a mile from my house.

Thanks so for the article on performance. Good stuff!

Don't get hung up on Costco. All the major brands like Chevron, Shell, Texaco, etc are top tier. Costco may have it a few cents cheaper is all. Do a search on top tier fuel stations and you'll be surprised how many there are.
 

Droid

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if you have a boosted motor (turbo or supercharged) you must should run premium. Normally asperated, get no benefit from premium.

In a Raptor...yes...you "CAN" run cheap 87 gas, but your 450 hp motor will only make about 390hp, and you will see about a 1mpg drop in fuel economy.

Gen 1s are rated by Ford at 411hp on 91 and 401hp on 87. It's in the Raptor Supplement manual: https://www.fordservicecontent.com/...r-Supplement-First-Print_rp_en-us_09_2013.pdf

Most engines can increase performance, be it max power or economy, by running more timing, made possible by higher octane. And they've all got knock and octane sensors to control it.
 

Winchester30

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I use premium, I only wish is was that little of a difference in price...70¢ difference in the Midwest.

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goblues38

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