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Review on NGK 2687 Iridium Spark Plug: Unbeatable Performance with FR6EI Part# by Steve Hardy

Revainrating 5 out of 5

I noticed a big difference in fuel consumption.

I have noticed a big difference in gas mileage and fuel economy with spark plugs. I will never go back to Bosch spark plugs. NGK every day all day!

Pros
  • Spark Plugs and Wires
Cons
  • Thin