High Horse Performance, Inc.
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MSD 37294 Iridium Spark Plug Set Heat Range 6, 14mm, .750" Reach, Gasket Seat
MSD's spark plugs are engineered to improve the efficiency of the combustion process to create the most power possible combined with increased durability. The center tip of the plug is made from iridium to promote the best spark and increase resilience. A proprietary ceramic material enhances th...
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