Purchasing an octane booster will help give your vehicle protection from low octane issues. It will also improve the vehicle's overall engine efficiency, making sure that the fuel in the cylinder ignites the way it needs to.

Can octane booster harm your engine?

A lower octane fuel than what is recommended can damage the engine as it causes 'knocks' or irregular ignition. ... High octane fuel and boosters have negligible or absolutely no effect on low performance road-going cars. A manufacturer recommends a minimum octane fuel rating and these products will not make a difference.

When should I use octane booster?

The company recommends that you use its octane booster regularly when you fill up your gas tank. STP has been around for over 60 years and it's one of the most trusted names in automotive care.