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Denso Iridium Spark Plug IK16 (5303)
Six times harder than platinum, iridium withstands temperatures up to 4,000°F Because the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while...$12.67$11.41 -
Denso Iridium Spark Plug IWF22 (5379)
Six times harder than platinum, iridium withstands temperatures up to 4,000°F Because the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while...$14.95$14.20 -
Denso Iridium Spark Plug IX27B (5377)
Six times harder than platinum, iridium withstands temperatures up to 4,000°F Because the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while...$16.95$11.55 -
Denso Iridium Spark Plug IX27 (5373)
Six times harder than platinum, iridium withstands temperatures up to 4,000°F Because the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while...$18.94 -
Denso Iridium Spark Plug IX24B (5376)
Six times harder than platinum, iridium withstands temperatures up to 4,000°F Because the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while...$18.94 -
Denso Iridium Spark Plug IWF24 (5380)
Six times harder than platinum, iridium withstands temperatures up to 4,000°F Because the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while...$20.19 -
Denso Iridium Spark Plug IW27 (5317)
Six times harder than platinum, iridium withstands temperatures up to 4,000°F Because the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while...$18.94 -
Denso Iridium Spark Plug IW24 (5316)
Six times harder than platinum, iridium withstands temperatures up to 4,000°F Because the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while...$19.17 -
Denso Iridium Spark Plug IW22 (5307)
Six times harder than platinum, iridium withstands temperatures up to 4,000°F Because the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while...$19.17 -
Denso Iridium Spark Plug IUH27 (5369)
Six times harder than platinum, iridium withstands temperatures up to 4,000°F Because the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while...$18.94 -
Denso Iridium Spark Plug IW20 (5306)
Six times harder than platinum, iridium withstands temperatures up to 4,000°F Because the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while...$18.53 -
Denso Iridium Spark Plug IK20 (5304)
Six times harder than platinum, iridium withstands temperatures up to 4,000°F Because the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while...$17.29