Do expensive spark plugs really boost power? How to choose the material?
The second most important choice of spark plug is to look at the spark plug material, the price of spark plug also depends greatly on the quality of the material. Among them, the price from low to high nickel alloy spark plug, platinum spark plug, double platinum spark plug, iridium spark plug, iridium platinum spark plug and double iridium spark plug and so on. The biggest difference between these spark plugs is the service life of the spark plug, but the power improvement of the spark plug of different materials is not large. On the choice of spark plugs for cars at home, Xiaobian suggests that choosing nickel alloy spark plugs is enough, cheap and easy to use.
