Be sure to review the notes column for important details pertaining to your car's specific model and engine size. DENSO's patented Iridium alloy is more durable than even Platinum, allowing the center electrode to be shrunk to only 0.7 mm in diameter. This produces a dramatic improvement in ignitability and spark plug life. DENSO's Iridium Long Life spark plug is standard equipment with a number of automakers including GM, Toyota, Honda, and Mitsubishi.
360 degree laser-welded spark tip. Sustained spark performance over 100,000 miles. Withstands higher pressures and temperatures. Reduced spark plug wear and erosion. Alternate/OEM Part Number(s): 1110986Z20, 19185432, 224011P116, 2240140P16, 2240140P66, 2240197E16, 2240197E66, 307313830, 5159713AA, 88969636, 88969637, 9008091180, 9008091181, 9091901178, 9091901179, 9091901210, 9091901211, 9091901237, 90919C1001, 90919C2002, 96130723, SK20R11.