NGK SILZKBR8D8S Laser Iridium Spark Plugs (4 Pack)

Product Description:Upgrade your BMW’s ignition system with genuine NGK SILZKBR8D8S Laser Iridium spark plugs—engineered for consistent performance and long-lasting durability. Designed specifically for high-performance European engines like the 428i and 435i, these plugs ensure optimal combustion, quick starts, and improved throttle response. Compatible With: BMW 428i (2014, 2015, 2016) BMW 435i (2014, 2015, 2016) Specifications: Thread Size: 12mm x 1.25mm Reach: 26.5mm (1.04″) Seat Type: Gasket Hex Size: 14mm Bi-Hex Terminal Type: Solid Gap: 0.031″ (0.8mm) Resistor: Yes – 5K Ohm Heat Range: 8 Center Electrode: Iridium, Fine Wire (1.0mm), Extended Projection Ground Electrode: Platinum, Square, Taper Cut Features: Special Gasket, High Ignitability Torque Specs: Cast Iron Head: 10.8–18 lb-ft Aluminum Head: 10.8–14.5 lb-ft Sold: Set (4 Plugs)