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Thread: Understanding Octane

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05-14-2007, 03:57 AM

JuanSJO

Member

Join Date: Apr 2007

Location: Everywhere

Age: 44

Posts: 38

JuanSJO

Member

Join Date: Apr 2007

Location: Everywhere

Age: 44

Posts: 38

Penzoil Octane Booster for 99 SR5

Do you recommend an octane booster for my 99 SR5 5VZ.. T4R? Will it improve performance, or most important that all, will this damage my engine?

Thanks,

JJ

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