NGK 1 Step Colder vs 2 Step Colder: Which Is Right for the Engine?
“NGK 1 step colder vs 2 step colder” indicates the spark plug’s temperature range. A 1-step colder is for mild performance upgrades, while a 2-step colder suits higher performance or boost applications. Choosing the right spark plug for your engine is important to ensuring optimal performance, especially in modified or high-performance setups. Spark plugs have…
