best iridium spark plug for 2008 nissan altima hybrid
Contrary to what manufacturers claim about spark plugs, my hands-on testing proved that premium iridium plugs significantly improve engine smoothness and fuel efficiency. After installing several brands in a 2008 Nissan Altima Hybrid, I found that the BDFHYK LKAR6AIX-11 Iridium Spark Plugs consistently delivered faster starts and smoother idling, especially in stop-and-go traffic. This particular … Read more