Premium Iridium Spark Plug for High-Performance Engines
Ultra-fine 0.7mm iridium center electrode ensures precise ignition and long-lasting durability. Laser-welded construction minimizes voltage loss for superior fuel efficiency. Trivalent metal plating resists corrosion, extending plug life under extreme temperatures. Optimized heat range (BKR7EIX-11) prevents pre-ignition in turbocharged/direct-injection engines. OEM-spec 4272 design guarantees perfect fit for Honda, Toyota, and Subaru models. Engineered for smoother acceleration and reduced emissions in city/highway driving. Exclusive bulk pricing for auto shops and fleet managers. Global shipping with guaranteed lowest wholesale rates.