18mm Diameter
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Champion Spark Plug RF14YC
Part no: RF14YCExcl. Tax: $4.09 Incl. Tax: $4.91Out of stock -
Champion Spark Plug RF10C
Part no: RF10CExcl. Tax: $3.75 Incl. Tax: $4.50 -
Champion Spark Plug RF9YC
Part no: RF9YCExcl. Tax: $3.08 Incl. Tax: $3.69Out of stock -
Champion RF7YC Spark Plug Copper Plus
Part no: RF7YCExcl. Tax: $2.67 Incl. Tax: $3.21 -
Champion Spark Plug RF18YC
Part no: RF18YCExcl. Tax: $3.55 Incl. Tax: $4.26Out of stock
18mm Diameter spark plugs from popular manufacturers including Bosch, NGK, Champion and Denso.
To find the right spark plug for your vehicle try our Spark Plug Finder