Premium Denso Iridium Spark Plug 5318 IW29 – High-Performance Ignition for Snowmobiles
Ultra-fine iridium center electrode ensures precise spark, reducing voltage requirements and enhancing fuel efficiency. Patented laser-welded construction maximizes durability, preventing electrode erosion even under extreme cold conditions. Optimized heat range and anti-corrosion nickel plating guarantee reliable starts in subzero temperatures. Perfect fit for Polaris models: INDY 500 XC SP, 700 RMK Vertical EDGE, and 800 PRO X/X2/XR. Engineered for high-output snowmobile engines, delivering smoother acceleration and reduced emissions. Exclusive wholesale pricing – bulk orders available for dealers and repair shops worldwide.