Choosing the right NGK spark plug isn’t just about replacing a worn part — it’s about matching your engine’s needs for optimal performance, efficiency, and longevity. From understanding numbering ...

NGK Iridium IX spark plugs are engineered to deliver sharper throttle response, smoother acceleration, and long-lasting durability. Their ultra-fine iridium tip creates a strong, consistent spark with ...

Your engine’s spark plugs are one of its smallest and most important, parts. We look at some of the best. The engine in your car, truck, or crossover operates on the simple principle of capturing the ...