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DeutschTuning proudly offers HKS SUPER FIRE One Step Colder Spark Plug (heat range 9) for Mercedes AMG M177 and M178 C63/GLC63/C63S/GLC63S/E63S/GT63S. This is our go-to spark plug choice for our stage 2 and up AMG vehicles. We highly recommend these spark plugs for their durability and higher tolerance for tuned AMG M177 and M178 engines. Comes as a set of 8 and we recommend gapping to .024-.026. Please contact us with any fitment or item questions. 

HKS SUPER FIRE Colder Spark Plug for AMG M177

SKU: 100090
$299.99Price
Only 5 left in stock
  • Please allow 2-3 business days for order processing once order is placed. Items with a specified wait time will follow the same order processing after item is manufactured. 
     

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