High Quality Spark Plug for Mazda Ford CX-9 (OE SP411 / SP-411 / AYFS22FM)
Precision-engineered with premium iridium alloy for superior conductivity and extended lifespan. Features a laser-welded fine-wire center electrode for stable ignition and optimal fuel efficiency. Advanced ceramic insulator resists high voltage and thermal shock, ensuring reliable performance in extreme conditions. Direct OEM replacement for Mazda CX-9 and select Ford models (SP411 / SP-411 / AYFS22FM). Ideal for daily commuting, towing, or high-performance driving. Manufactured with strict ISO tolerances for seamless compatibility and hassle-free installation. Buy in bulk for unbeatable wholesale pricing—global shipping, lowest price guaranteed.