NGK ZFR6FIX11 6441 Iridium Spark Plug, Baojun 630 Yinglang 1.8 Malibu 1.6T Spark Plug

NGK ZFR6FIX11 6441 iridium spark plugs fit Baojun 630 (1.8L), Excelle (1.8L), Malibu (1.6T) and some post-2000 Toyota models. Iridium electrode for precise ignition and long life, improves combustion and reduces fuel consumption. Part numbers ZFR6FIX11, 3668, 6441; resistance 6 kΩ; thread length 26.5 mm; M14x1.25. Replacement difficulty: medium; recommended every 40,000-60,000 km; install with torque wrench to spec.