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56 Karma

Review on NGK IFR5N10 Laser Iridium Spark by Carlos Long

Revainrating 5 out of 5

The best gas consumption! - Spark Plugs

I changed the spark plugs on my 2008 LR3 that had 115,000 miles (remember when we changed the spark plugs every 10,000-15,000 miles? a few misfire reports from the OBD2 system "after the Replacing the plugs I probably saw a 2mpg improvement How long will that last I don't know But I've just driven 1,150 miles At 20mpg and averaging $2.50 a gallon I'm about $14 saved, so for less than 10,000 miles I will reimburse the cost of the spark plugs.[.]

Pros
  • Performance Parts & Accessories
Cons
  • Minor Issues