Spark plug · NGK
Equivalents for the NGK spark plug 2556
The NGK 2556 spark plug. Compare its 81 equivalents and find the cheapest compatible plug: NGK, Bosch, Champion, Denso and more.
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What can replace a NGK 2556 spark plug?
The NGK 2556 is interchangeable with: NGK DR8EA, Bosch X 4 CC, Champion RA4GHC, NGK DR8EB, NGK DR8ES, NGK DR8ES-L. These spark plugs share the same mounting (thread, seat) and heat range.
Cross-references and specifications are provided for guidance only. The wrench size can vary by brand, and some data is inferred from the plug code or an equivalent reference. Always check the vehicle manufacturer's recommendation before buying and fitting.