Fit: Yamaha XJR1300 - 1999 to 2020. 4x BRISK "BR12S-nc Gap 0.9mm". Brisk YS Silver Electrode Single Point Performance Upgrade Spark Plugs. They also upgrade & replace = Bosch, Champion, Denso, Delco, Ngk, Platinum & Iridium Spark Plugs.
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