NGK 96412 ILZKR7D8 双铱金火花塞 观致3/5/锋驭/维特拉/艾瑞泽/奇瑞旗云 原厂升级型

NGK 96412 ILZKR7D8 double-iridium spark plugs installed on cylinder head of engines, generating high-voltage sparks at the end of compression to ignite the air-fuel mixture, ensuring smooth operation and efficient combustion. Fits 2000-and-later Geely Emgrand, Chery, Great Wall, Chery A520 etc.installation difficulty moderate; labor around 0.5–1 hour. If you see rough idle, sluggish acceleration, increased fuel consumption, or starting difficulty, electrode wear or carbon buildup is indicated and replacement is needed to restore performance.