NGK SPARK PLUG LMAR8AI-10 (4PC) BOX BMW R1250/R1200 GS/GSA/R/RS/RT

NGK. OVERVIEW. Iridium IX-Ultimate Performance Spark Plug. Designed specifically for the performance enthusiast. Iridium IX offers extreme ignitability, improved throttle response, high fuel efficiency and superior anti fouling. FEATURE. 0.6mm fine tipped center electrode and taper-cut ground electrode provide even more area for flame expansion, it offers a dramatic increase in ignitability. Fine iridium tip on center electrode ensures high durability and a consistently stable spark. Iridium alloy has extremely high melting point, perfect for today s high-tech, high-performance engines. Unique two-stepped center electrode with a secondary micro-discharge burns off carbon deposits as they form. Trivalent metal plating has superior anti-corrosion and anti-seizing properties