Genuine DILKAR7G11GS 91578 NGK Double Iridium Gold Spark Plug 12290-5A2-A02
Precision-engineered with dual iridium-enhanced electrodes for superior conductivity and extended service life. The ultra-fine 0.6mm center electrode ensures faster ignition and optimal fuel efficiency. Gold palladium ground electrode resists corrosion under extreme temperatures. Designed for high-performance engines, ideal for turbocharged, hybrid, or high-compression applications. OEM-spec (12290-5A2-A02) ensures perfect fit for select Honda/Acura models. Laser-welded construction eliminates misfires and voltage leakage. Direct wholesale pricing with bulk discounts. Globally stocked for fast shipping. Trusted by professional mechanics for reliability under 100,000+ mile durability testing.